Set version to 8.9.1-snapshot
diff --git a/apm-dist/pom.xml b/apm-dist/pom.xml
index 6726615..690eb70 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-protocol/apm-network/pom.xml b/apm-protocol/apm-network/pom.xml
index 54fc620..2b64412 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-protocol/pom.xml b/apm-protocol/pom.xml
index 9de417e..c72caf9 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/apm-webapp/pom.xml b/apm-webapp/pom.xml
index 298cd99..32a0ad7 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server-bom/pom.xml b/oap-server-bom/pom.xml
index 37e4500..341ed6d 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 0b4a1b4..8b821aa 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 c0e0a2e..b15495c 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 3c8018e..cc5168c 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 d7a658e..db3c537 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/analyzer/pom.xml b/oap-server/analyzer/pom.xml
index 4f06b1a..f29edc8 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/exporter/pom.xml b/oap-server/exporter/pom.xml
index 5662037..6d24f37 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/microbench/pom.xml b/oap-server/microbench/pom.xml
index 560786b..1f9571e 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 a09f5bc..0fa8e4a 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/oal-rt/pom.xml b/oap-server/oal-rt/pom.xml
index 1b3d114..fd86d93 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/pom.xml b/oap-server/pom.xml
index ccfa579..8d4698c 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 0af2681..c3e2318 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 294fbf1..f3dff7b 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 b58d7af..31e947d 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 1f9f1d6..dfca39b 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 f20a330..625523f 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 b75b302..ba518cc 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 6df19ae..896a8b1 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 d8dcf49..fd7b923 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 f38abed..3cb2a6d 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 67456cd..886f8bf 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 60a9e3b..9dcaaa5 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 bdde277..e779a56 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 3e694a7..ae3d265 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 c1d3a66..de58510 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 5c5f42e..fce58a5 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 324268c..5680953 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-configuration/pom.xml b/oap-server/server-configuration/pom.xml
index 441e7b1..d58afa4 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-core/pom.xml b/oap-server/server-core/pom.xml
index 9ffe2d3..744ebaa 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 0bbd733..dc9eac2 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 3a70d17..e4f102e 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 a4b52f2..cacc585 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 5a2ee22..9897471 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 75583f6..6c065c6 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 3f83bc6..72b5bf9 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 6b6a22f..ddbd2f8 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 720242b..b249949 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 3ba3591..baa290b 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 4d07764..2fcfcd1 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-library/pom.xml b/oap-server/server-library/pom.xml
index fa59dac..b69fe6e 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 15aa529..421d291 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 b8671e0..1a20a2f 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 f8785da..6188798 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 9ab3e22..607a946 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 c99c7ad..9f2cb10 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 bd7194f..1e4f3fb 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 ac27703..1141056 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 f1195a2..40584a4 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 df310bf..2192993 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 9c9610f..cc244bb 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 4ddea35..bae881b 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 9680be8..4add577 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 a2a3b23..62970f8 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 99e55f3..e93c1af 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 b0df37c..5169ac1 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 c8062f7..8b91658 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 510d1b4..71f1608 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 eed941f..efa6eb7 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 4289748..23d8112 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 d05b347..39364d4 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-starter/pom.xml b/oap-server/server-starter/pom.xml
index a9b3578..f4ade67 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 db1b6c4..3e02c74 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 3d8d554..91f1839 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 1033a6e..c4e0f14 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 23b8e3a..42b0c3d 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 42d4b5f..95ac344 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 59f6486..79ae434 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 b099207..fe9dd08 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-telemetry/pom.xml b/oap-server/server-telemetry/pom.xml
index 5a8de81..1731979 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 9243f10..ed287f9 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 e129618..fa08120 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-testing/pom.xml b/oap-server/server-testing/pom.xml
index 1a9df1c..79a2194 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/oap-server/server-tools/pom.xml b/oap-server/server-tools/pom.xml
index 07d67cb..548d721 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</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 21e61de..e9748d5 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>profile-exporter</artifactId>
-    <version>8.9.0</version>
+    <version>8.9.1-SNAPSHOT</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 c45512b..0dc8335 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>tool-profile-snapshot-bootstrap</artifactId>
-    <version>8.9.0</version>
+    <version>8.9.1-SNAPSHOT</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 c6f4820..6f10203 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>tool-profile-snapshot-exporter</artifactId>
-    <version>8.9.0</version>
+    <version>8.9.1-SNAPSHOT</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 6f3bdb0..24fd44e 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>8.9.0</version>
+        <version>8.9.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>tool-profile-snapshot-server-mock</artifactId>
-    <version>8.9.0</version>
+    <version>8.9.1-SNAPSHOT</version>
 
     <dependencies>
         <dependency>
diff --git a/pom.xml b/pom.xml
index 00f58d4..bf688bb 100755
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
     <groupId>org.apache.skywalking</groupId>
     <artifactId>apm</artifactId>
-    <version>8.9.0</version>
+    <version>8.9.1-SNAPSHOT</version>
 
     <parent>
         <groupId>org.apache</groupId>