[maven-release-plugin] prepare release v8.9.1
diff --git a/apm-dist/pom.xml b/apm-dist/pom.xml
index 690eb70..a8a31a9 100644
--- a/apm-dist/pom.xml
+++ b/apm-dist/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-protocol/apm-network/pom.xml b/apm-protocol/apm-network/pom.xml
index 2b64412..b790b8d 100644
--- a/apm-protocol/apm-network/pom.xml
+++ b/apm-protocol/apm-network/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-protocol</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-protocol/pom.xml b/apm-protocol/pom.xml
index c72caf9..42a8ffc 100644
--- a/apm-protocol/pom.xml
+++ b/apm-protocol/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-webapp/pom.xml b/apm-webapp/pom.xml
index 32a0ad7..ddec125 100644
--- a/apm-webapp/pom.xml
+++ b/apm-webapp/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server-bom/pom.xml b/oap-server-bom/pom.xml
index 7a04f71..96346df 100644
--- a/oap-server-bom/pom.xml
+++ b/oap-server-bom/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <packaging>pom</packaging>
     <modelVersion>4.0.0</modelVersion>
diff --git a/oap-server/analyzer/agent-analyzer/pom.xml b/oap-server/analyzer/agent-analyzer/pom.xml
index 8b821aa..3098080 100644
--- a/oap-server/analyzer/agent-analyzer/pom.xml
+++ b/oap-server/analyzer/agent-analyzer/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>analyzer</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/analyzer/event-analyzer/pom.xml b/oap-server/analyzer/event-analyzer/pom.xml
index b15495c..d791f96 100644
--- a/oap-server/analyzer/event-analyzer/pom.xml
+++ b/oap-server/analyzer/event-analyzer/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>analyzer</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/analyzer/log-analyzer/pom.xml b/oap-server/analyzer/log-analyzer/pom.xml
index cc5168c..a929f1b 100644
--- a/oap-server/analyzer/log-analyzer/pom.xml
+++ b/oap-server/analyzer/log-analyzer/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>analyzer</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/analyzer/meter-analyzer/pom.xml b/oap-server/analyzer/meter-analyzer/pom.xml
index db3c537..e5c1751 100644
--- a/oap-server/analyzer/meter-analyzer/pom.xml
+++ b/oap-server/analyzer/meter-analyzer/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>analyzer</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/analyzer/pom.xml b/oap-server/analyzer/pom.xml
index f29edc8..2ef7a3f 100644
--- a/oap-server/analyzer/pom.xml
+++ b/oap-server/analyzer/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/exporter/pom.xml b/oap-server/exporter/pom.xml
index 6d24f37..6dfc8e9 100644
--- a/oap-server/exporter/pom.xml
+++ b/oap-server/exporter/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/microbench/pom.xml b/oap-server/microbench/pom.xml
index 1f9571e..58acc44 100644
--- a/oap-server/microbench/pom.xml
+++ b/oap-server/microbench/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>microbench</artifactId>
diff --git a/oap-server/oal-grammar/pom.xml b/oap-server/oal-grammar/pom.xml
index 0fa8e4a..7a8d1a0 100755
--- a/oap-server/oal-grammar/pom.xml
+++ b/oap-server/oal-grammar/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/oal-rt/pom.xml b/oap-server/oal-rt/pom.xml
index fd86d93..cdd4d18 100755
--- a/oap-server/oal-rt/pom.xml
+++ b/oap-server/oal-rt/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/pom.xml b/oap-server/pom.xml
index 8d4698c..76129eb 100755
--- a/oap-server/pom.xml
+++ b/oap-server/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>apm</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-alarm-plugin/pom.xml b/oap-server/server-alarm-plugin/pom.xml
index c3e2318..1c7f170 100644
--- a/oap-server/server-alarm-plugin/pom.xml
+++ b/oap-server/server-alarm-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/cluster-consul-plugin/pom.xml b/oap-server/server-cluster-plugin/cluster-consul-plugin/pom.xml
index f3dff7b..afdfc9e 100644
--- a/oap-server/server-cluster-plugin/cluster-consul-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/cluster-consul-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-cluster-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/cluster-etcd-plugin/pom.xml b/oap-server/server-cluster-plugin/cluster-etcd-plugin/pom.xml
index 31e947d..1157a26 100644
--- a/oap-server/server-cluster-plugin/cluster-etcd-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/cluster-etcd-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-cluster-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/cluster-kubernetes-plugin/pom.xml b/oap-server/server-cluster-plugin/cluster-kubernetes-plugin/pom.xml
index dfca39b..df3ed1f 100644
--- a/oap-server/server-cluster-plugin/cluster-kubernetes-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/cluster-kubernetes-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-cluster-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/cluster-nacos-plugin/pom.xml b/oap-server/server-cluster-plugin/cluster-nacos-plugin/pom.xml
index 625523f..281ce7d 100644
--- a/oap-server/server-cluster-plugin/cluster-nacos-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/cluster-nacos-plugin/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>server-cluster-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/cluster-standalone-plugin/pom.xml b/oap-server/server-cluster-plugin/cluster-standalone-plugin/pom.xml
index ba518cc..737cf8d 100644
--- a/oap-server/server-cluster-plugin/cluster-standalone-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/cluster-standalone-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-cluster-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/cluster-zookeeper-plugin/pom.xml b/oap-server/server-cluster-plugin/cluster-zookeeper-plugin/pom.xml
index 896a8b1..1131765 100644
--- a/oap-server/server-cluster-plugin/cluster-zookeeper-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/cluster-zookeeper-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.apache.skywalking</groupId>
         <artifactId>server-cluster-plugin</artifactId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-cluster-plugin/pom.xml b/oap-server/server-cluster-plugin/pom.xml
index fd7b923..21421f9 100644
--- a/oap-server/server-cluster-plugin/pom.xml
+++ b/oap-server/server-cluster-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/configuration-api/pom.xml b/oap-server/server-configuration/configuration-api/pom.xml
index 3cb2a6d..5988f15 100644
--- a/oap-server/server-configuration/configuration-api/pom.xml
+++ b/oap-server/server-configuration/configuration-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/configuration-apollo/pom.xml b/oap-server/server-configuration/configuration-apollo/pom.xml
index 886f8bf..95e70c5 100644
--- a/oap-server/server-configuration/configuration-apollo/pom.xml
+++ b/oap-server/server-configuration/configuration-apollo/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/configuration-consul/pom.xml b/oap-server/server-configuration/configuration-consul/pom.xml
index 9dcaaa5..c327844 100644
--- a/oap-server/server-configuration/configuration-consul/pom.xml
+++ b/oap-server/server-configuration/configuration-consul/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/oap-server/server-configuration/configuration-etcd/pom.xml b/oap-server/server-configuration/configuration-etcd/pom.xml
index e779a56..6945995 100644
--- a/oap-server/server-configuration/configuration-etcd/pom.xml
+++ b/oap-server/server-configuration/configuration-etcd/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/configuration-k8s-configmap/pom.xml b/oap-server/server-configuration/configuration-k8s-configmap/pom.xml
index ae3d265..d9e682d 100644
--- a/oap-server/server-configuration/configuration-k8s-configmap/pom.xml
+++ b/oap-server/server-configuration/configuration-k8s-configmap/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>configuration-k8s-configmap</artifactId>
diff --git a/oap-server/server-configuration/configuration-nacos/pom.xml b/oap-server/server-configuration/configuration-nacos/pom.xml
index de58510..1212349 100644
--- a/oap-server/server-configuration/configuration-nacos/pom.xml
+++ b/oap-server/server-configuration/configuration-nacos/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/configuration-zookeeper/pom.xml b/oap-server/server-configuration/configuration-zookeeper/pom.xml
index fce58a5..ce6a110 100644
--- a/oap-server/server-configuration/configuration-zookeeper/pom.xml
+++ b/oap-server/server-configuration/configuration-zookeeper/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/grpc-configuration-sync/pom.xml b/oap-server/server-configuration/grpc-configuration-sync/pom.xml
index 5680953..dcb3f1d 100644
--- a/oap-server/server-configuration/grpc-configuration-sync/pom.xml
+++ b/oap-server/server-configuration/grpc-configuration-sync/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-configuration</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/pom.xml b/oap-server/server-configuration/pom.xml
index d58afa4..3964041 100644
--- a/oap-server/server-configuration/pom.xml
+++ b/oap-server/server-configuration/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-core/pom.xml b/oap-server/server-core/pom.xml
index 744ebaa..81a8b5b 100644
--- a/oap-server/server-core/pom.xml
+++ b/oap-server/server-core/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-fetcher-plugin/kafka-fetcher-plugin/pom.xml b/oap-server/server-fetcher-plugin/kafka-fetcher-plugin/pom.xml
index dc9eac2..cccf3f6 100644
--- a/oap-server/server-fetcher-plugin/kafka-fetcher-plugin/pom.xml
+++ b/oap-server/server-fetcher-plugin/kafka-fetcher-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-fetcher-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-fetcher-plugin/pom.xml b/oap-server/server-fetcher-plugin/pom.xml
index e4f102e..42967e7 100644
--- a/oap-server/server-fetcher-plugin/pom.xml
+++ b/oap-server/server-fetcher-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-fetcher-plugin/prometheus-fetcher-plugin/pom.xml b/oap-server/server-fetcher-plugin/prometheus-fetcher-plugin/pom.xml
index cacc585..6761b40 100644
--- a/oap-server/server-fetcher-plugin/prometheus-fetcher-plugin/pom.xml
+++ b/oap-server/server-fetcher-plugin/prometheus-fetcher-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-fetcher-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-health-checker/pom.xml b/oap-server/server-health-checker/pom.xml
index 9897471..4ff2027 100644
--- a/oap-server/server-health-checker/pom.xml
+++ b/oap-server/server-health-checker/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/library-client/pom.xml b/oap-server/server-library/library-client/pom.xml
index 6c065c6..240c430 100755
--- a/oap-server/server-library/library-client/pom.xml
+++ b/oap-server/server-library/library-client/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-library</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/library-datacarrier-queue/pom.xml b/oap-server/server-library/library-datacarrier-queue/pom.xml
index 72b5bf9..88bb5b8 100644
--- a/oap-server/server-library/library-datacarrier-queue/pom.xml
+++ b/oap-server/server-library/library-datacarrier-queue/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-library</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/library-elasticsearch-client/pom.xml b/oap-server/server-library/library-elasticsearch-client/pom.xml
index ddbd2f8..ead9915 100644
--- a/oap-server/server-library/library-elasticsearch-client/pom.xml
+++ b/oap-server/server-library/library-elasticsearch-client/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-library</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/library-module/pom.xml b/oap-server/server-library/library-module/pom.xml
index b249949..5ca9837 100644
--- a/oap-server/server-library/library-module/pom.xml
+++ b/oap-server/server-library/library-module/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-library</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/library-server/pom.xml b/oap-server/server-library/library-server/pom.xml
index baa290b..77d9d77 100644
--- a/oap-server/server-library/library-server/pom.xml
+++ b/oap-server/server-library/library-server/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-library</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/library-util/pom.xml b/oap-server/server-library/library-util/pom.xml
index 2fcfcd1..fbcefb6 100644
--- a/oap-server/server-library/library-util/pom.xml
+++ b/oap-server/server-library/library-util/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-library</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/pom.xml b/oap-server/server-library/pom.xml
index b69fe6e..c88241b 100644
--- a/oap-server/server-library/pom.xml
+++ b/oap-server/server-library/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-query-plugin/pom.xml b/oap-server/server-query-plugin/pom.xml
index 421d291..f43ca87 100644
--- a/oap-server/server-query-plugin/pom.xml
+++ b/oap-server/server-query-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-query-plugin/query-graphql-plugin/pom.xml b/oap-server/server-query-plugin/query-graphql-plugin/pom.xml
index 1a20a2f..441ed8b 100644
--- a/oap-server/server-query-plugin/query-graphql-plugin/pom.xml
+++ b/oap-server/server-query-plugin/query-graphql-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-query-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/configuration-discovery-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/configuration-discovery-receiver-plugin/pom.xml
index 6188798..3109690 100644
--- a/oap-server/server-receiver-plugin/configuration-discovery-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/configuration-discovery-receiver-plugin/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/envoy-metrics-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/envoy-metrics-receiver-plugin/pom.xml
index 607a946..9d0c937 100644
--- a/oap-server/server-receiver-plugin/envoy-metrics-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/envoy-metrics-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/otel-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/otel-receiver-plugin/pom.xml
index 9f2cb10..946d1df 100644
--- a/oap-server/server-receiver-plugin/otel-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/otel-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/pom.xml
index 1e4f3fb..3155870 100644
--- a/oap-server/server-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/receiver-proto/pom.xml b/oap-server/server-receiver-plugin/receiver-proto/pom.xml
index 1141056..253354b 100644
--- a/oap-server/server-receiver-plugin/receiver-proto/pom.xml
+++ b/oap-server/server-receiver-plugin/receiver-proto/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-browser-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-browser-receiver-plugin/pom.xml
index 40584a4..bb03bbf 100644
--- a/oap-server/server-receiver-plugin/skywalking-browser-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-browser-receiver-plugin/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-clr-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-clr-receiver-plugin/pom.xml
index 2192993..2d5f165 100644
--- a/oap-server/server-receiver-plugin/skywalking-clr-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-clr-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-event-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-event-receiver-plugin/pom.xml
index cc244bb..151c665 100644
--- a/oap-server/server-receiver-plugin/skywalking-event-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-event-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-jvm-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-jvm-receiver-plugin/pom.xml
index bae881b..6360b60 100644
--- a/oap-server/server-receiver-plugin/skywalking-jvm-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-jvm-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-log-recevier-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-log-recevier-plugin/pom.xml
index 4add577..a9b78df 100644
--- a/oap-server/server-receiver-plugin/skywalking-log-recevier-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-log-recevier-plugin/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-management-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-management-receiver-plugin/pom.xml
index 62970f8..256ed2e 100644
--- a/oap-server/server-receiver-plugin/skywalking-management-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-management-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-mesh-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-mesh-receiver-plugin/pom.xml
index e93c1af..09d9b05 100644
--- a/oap-server/server-receiver-plugin/skywalking-mesh-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-mesh-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-meter-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-meter-receiver-plugin/pom.xml
index 5169ac1..27d9f16 100644
--- a/oap-server/server-receiver-plugin/skywalking-meter-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-meter-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-profile-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-profile-receiver-plugin/pom.xml
index 8b91658..22b1860 100644
--- a/oap-server/server-receiver-plugin/skywalking-profile-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-profile-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-sharing-server-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-sharing-server-plugin/pom.xml
index 71f1608..2a322ba 100644
--- a/oap-server/server-receiver-plugin/skywalking-sharing-server-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-sharing-server-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-trace-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-trace-receiver-plugin/pom.xml
index efa6eb7..b7cfce8 100644
--- a/oap-server/server-receiver-plugin/skywalking-trace-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-trace-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/skywalking-zabbix-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/skywalking-zabbix-receiver-plugin/pom.xml
index 23d8112..718efb4 100644
--- a/oap-server/server-receiver-plugin/skywalking-zabbix-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/skywalking-zabbix-receiver-plugin/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-receiver-plugin/zipkin-receiver-plugin/pom.xml b/oap-server/server-receiver-plugin/zipkin-receiver-plugin/pom.xml
index 39364d4..9735a10 100644
--- a/oap-server/server-receiver-plugin/zipkin-receiver-plugin/pom.xml
+++ b/oap-server/server-receiver-plugin/zipkin-receiver-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-receiver-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-starter/pom.xml b/oap-server/server-starter/pom.xml
index f4ade67..2e79643 100644
--- a/oap-server/server-starter/pom.xml
+++ b/oap-server/server-starter/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/pom.xml b/oap-server/server-storage-plugin/pom.xml
index 3e02c74..68026aa 100644
--- a/oap-server/server-storage-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/storage-elasticsearch-plugin/pom.xml b/oap-server/server-storage-plugin/storage-elasticsearch-plugin/pom.xml
index 91f1839..3ee2967 100644
--- a/oap-server/server-storage-plugin/storage-elasticsearch-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/storage-elasticsearch-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-storage-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/storage-influxdb-plugin/pom.xml b/oap-server/server-storage-plugin/storage-influxdb-plugin/pom.xml
index c4e0f14..dac9095 100644
--- a/oap-server/server-storage-plugin/storage-influxdb-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/storage-influxdb-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-storage-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/storage-iotdb-plugin/pom.xml b/oap-server/server-storage-plugin/storage-iotdb-plugin/pom.xml
index 42b0c3d..a97a64a 100644
--- a/oap-server/server-storage-plugin/storage-iotdb-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/storage-iotdb-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-storage-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/storage-jdbc-hikaricp-plugin/pom.xml b/oap-server/server-storage-plugin/storage-jdbc-hikaricp-plugin/pom.xml
index 95ac344..6994882 100644
--- a/oap-server/server-storage-plugin/storage-jdbc-hikaricp-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/storage-jdbc-hikaricp-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-storage-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/storage-tidb-plugin/pom.xml b/oap-server/server-storage-plugin/storage-tidb-plugin/pom.xml
index 79ae434..6745334 100644
--- a/oap-server/server-storage-plugin/storage-tidb-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/storage-tidb-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-storage-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-storage-plugin/storage-zipkin-elasticsearch-plugin/pom.xml b/oap-server/server-storage-plugin/storage-zipkin-elasticsearch-plugin/pom.xml
index fe9dd08..2a1d83a 100644
--- a/oap-server/server-storage-plugin/storage-zipkin-elasticsearch-plugin/pom.xml
+++ b/oap-server/server-storage-plugin/storage-zipkin-elasticsearch-plugin/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-storage-plugin</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-telemetry/pom.xml b/oap-server/server-telemetry/pom.xml
index 1731979..4e1c773 100644
--- a/oap-server/server-telemetry/pom.xml
+++ b/oap-server/server-telemetry/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-telemetry/telemetry-api/pom.xml b/oap-server/server-telemetry/telemetry-api/pom.xml
index ed287f9..3ac795f 100644
--- a/oap-server/server-telemetry/telemetry-api/pom.xml
+++ b/oap-server/server-telemetry/telemetry-api/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-telemetry</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-telemetry/telemetry-prometheus/pom.xml b/oap-server/server-telemetry/telemetry-prometheus/pom.xml
index fa08120..5a25b58 100644
--- a/oap-server/server-telemetry/telemetry-prometheus/pom.xml
+++ b/oap-server/server-telemetry/telemetry-prometheus/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>server-telemetry</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-testing/pom.xml b/oap-server/server-testing/pom.xml
index 79a2194..dc69d09 100644
--- a/oap-server/server-testing/pom.xml
+++ b/oap-server/server-testing/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-tools/pom.xml b/oap-server/server-tools/pom.xml
index 548d721..dac7a3a 100644
--- a/oap-server/server-tools/pom.xml
+++ b/oap-server/server-tools/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>oap-server</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-tools/profile-exporter/pom.xml b/oap-server/server-tools/profile-exporter/pom.xml
index e9748d5..ac7f06b 100644
--- a/oap-server/server-tools/profile-exporter/pom.xml
+++ b/oap-server/server-tools/profile-exporter/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>server-tools</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>profile-exporter</artifactId>
-    <version>8.9.1-SNAPSHOT</version>
+    <version>8.9.1</version>
     <packaging>pom</packaging>
 
     <modules>
diff --git a/oap-server/server-tools/profile-exporter/tool-profile-snapshot-bootstrap/pom.xml b/oap-server/server-tools/profile-exporter/tool-profile-snapshot-bootstrap/pom.xml
index 0dc8335..f8cfa54 100644
--- a/oap-server/server-tools/profile-exporter/tool-profile-snapshot-bootstrap/pom.xml
+++ b/oap-server/server-tools/profile-exporter/tool-profile-snapshot-bootstrap/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>profile-exporter</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>tool-profile-snapshot-bootstrap</artifactId>
-    <version>8.9.1-SNAPSHOT</version>
+    <version>8.9.1</version>
 
     <dependencies>
         <dependency>
diff --git a/oap-server/server-tools/profile-exporter/tool-profile-snapshot-exporter/pom.xml b/oap-server/server-tools/profile-exporter/tool-profile-snapshot-exporter/pom.xml
index 6f10203..bfbb4d6 100644
--- a/oap-server/server-tools/profile-exporter/tool-profile-snapshot-exporter/pom.xml
+++ b/oap-server/server-tools/profile-exporter/tool-profile-snapshot-exporter/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>profile-exporter</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>tool-profile-snapshot-exporter</artifactId>
-    <version>8.9.1-SNAPSHOT</version>
+    <version>8.9.1</version>
 
     <dependencies>
         <dependency>
diff --git a/oap-server/server-tools/profile-exporter/tool-profile-snapshot-server-mock/pom.xml b/oap-server/server-tools/profile-exporter/tool-profile-snapshot-server-mock/pom.xml
index 24fd44e..8b2c588 100644
--- a/oap-server/server-tools/profile-exporter/tool-profile-snapshot-server-mock/pom.xml
+++ b/oap-server/server-tools/profile-exporter/tool-profile-snapshot-server-mock/pom.xml
@@ -21,12 +21,12 @@
     <parent>
         <artifactId>profile-exporter</artifactId>
         <groupId>org.apache.skywalking</groupId>
-        <version>8.9.1-SNAPSHOT</version>
+        <version>8.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>tool-profile-snapshot-server-mock</artifactId>
-    <version>8.9.1-SNAPSHOT</version>
+    <version>8.9.1</version>
 
     <dependencies>
         <dependency>
diff --git a/pom.xml b/pom.xml
index bf688bb..99c6d11 100755
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
     <groupId>org.apache.skywalking</groupId>
     <artifactId>apm</artifactId>
-    <version>8.9.1-SNAPSHOT</version>
+    <version>8.9.1</version>
 
     <parent>
         <groupId>org.apache</groupId>
@@ -43,7 +43,7 @@
         <url>https://github.com/apache/skywalking</url>
         <connection>scm:git:https://github.com/apache/skywalking.git</connection>
         <developerConnection>scm:git:https://github.com/apache/skywalking.git</developerConnection>
-        <tag>v8.9.0</tag>
+        <tag>v8.9.1</tag>
     </scm>
 
     <issueManagement>