[maven-release-plugin] prepare release v4.12.1-rc0
diff --git a/bookkeeper-benchmark/pom.xml b/bookkeeper-benchmark/pom.xml
index 5069de2..2291afe 100644
--- a/bookkeeper-benchmark/pom.xml
+++ b/bookkeeper-benchmark/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>bookkeeper-benchmark</artifactId>
diff --git a/bookkeeper-common-allocator/pom.xml b/bookkeeper-common-allocator/pom.xml
index 2413e43..77ee592 100644
--- a/bookkeeper-common-allocator/pom.xml
+++ b/bookkeeper-common-allocator/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-common-allocator</artifactId>
   <name>Apache BookKeeper :: Common :: Allocator</name>
diff --git a/bookkeeper-common/pom.xml b/bookkeeper-common/pom.xml
index c070425..da21e38 100644
--- a/bookkeeper-common/pom.xml
+++ b/bookkeeper-common/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-common</artifactId>
   <name>Apache BookKeeper :: Common</name>
diff --git a/bookkeeper-dist/all/pom.xml b/bookkeeper-dist/all/pom.xml
index ac5b7f0..dbed450 100644
--- a/bookkeeper-dist/all/pom.xml
+++ b/bookkeeper-dist/all/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>bookkeeper-dist</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/bookkeeper-dist/bkctl/pom.xml b/bookkeeper-dist/bkctl/pom.xml
index 7d0dfad..d2cca5c 100644
--- a/bookkeeper-dist/bkctl/pom.xml
+++ b/bookkeeper-dist/bkctl/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>bookkeeper-dist</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/bookkeeper-dist/pom.xml b/bookkeeper-dist/pom.xml
index 8461dd6..5b8e455 100644
--- a/bookkeeper-dist/pom.xml
+++ b/bookkeeper-dist/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>bookkeeper-dist</artifactId>
diff --git a/bookkeeper-dist/server/pom.xml b/bookkeeper-dist/server/pom.xml
index e0b41a6..a8fe9b9 100644
--- a/bookkeeper-dist/server/pom.xml
+++ b/bookkeeper-dist/server/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>bookkeeper-dist</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/bookkeeper-http/http-server/pom.xml b/bookkeeper-http/http-server/pom.xml
index 024e5c9..5680ba0 100644
--- a/bookkeeper-http/http-server/pom.xml
+++ b/bookkeeper-http/http-server/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>../..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/bookkeeper-http/pom.xml b/bookkeeper-http/pom.xml
index f2592f5..d6e8f56 100644
--- a/bookkeeper-http/pom.xml
+++ b/bookkeeper-http/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.bookkeeper.http</groupId>
diff --git a/bookkeeper-http/servlet-http-server/pom.xml b/bookkeeper-http/servlet-http-server/pom.xml
index ef9eeb1..f8704b8 100644
--- a/bookkeeper-http/servlet-http-server/pom.xml
+++ b/bookkeeper-http/servlet-http-server/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>bookkeeper</artifactId>
         <groupId>org.apache.bookkeeper</groupId>
-        <version>4.12.1-SNAPSHOT</version>
+        <version>4.12.1</version>
         <relativePath>../..</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/bookkeeper-http/vertx-http-server/pom.xml b/bookkeeper-http/vertx-http-server/pom.xml
index a78fbe0..afd2273 100644
--- a/bookkeeper-http/vertx-http-server/pom.xml
+++ b/bookkeeper-http/vertx-http-server/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>../..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/bookkeeper-proto/pom.xml b/bookkeeper-proto/pom.xml
index 052cd5d..599d884 100644
--- a/bookkeeper-proto/pom.xml
+++ b/bookkeeper-proto/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-proto</artifactId>
   <name>Apache BookKeeper :: Protocols</name>
diff --git a/bookkeeper-server/pom.xml b/bookkeeper-server/pom.xml
index e83c0e7..c87415d 100644
--- a/bookkeeper-server/pom.xml
+++ b/bookkeeper-server/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-server</artifactId>
   <name>Apache BookKeeper :: Server</name>
diff --git a/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml b/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml
index 326bb0d..6d8f7a1 100644
--- a/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml
+++ b/bookkeeper-stats-providers/codahale-metrics-provider/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>../..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/bookkeeper-stats-providers/pom.xml b/bookkeeper-stats-providers/pom.xml
index ce1b975..c1ebfe8 100644
--- a/bookkeeper-stats-providers/pom.xml
+++ b/bookkeeper-stats-providers/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>bookkeeper-stats-providers</artifactId>
diff --git a/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml b/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml
index d4b13a3..7b8fc4c 100644
--- a/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml
+++ b/bookkeeper-stats-providers/prometheus-metrics-provider/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>../..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/bookkeeper-stats/pom.xml b/bookkeeper-stats/pom.xml
index 84bead1..280a8bf 100644
--- a/bookkeeper-stats/pom.xml
+++ b/bookkeeper-stats/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
   <artifactId>bookkeeper-stats-api</artifactId>
diff --git a/buildtools/pom.xml b/buildtools/pom.xml
index 7b2be27..ef05c9a 100644
--- a/buildtools/pom.xml
+++ b/buildtools/pom.xml
@@ -20,9 +20,9 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>buildtools</artifactId>
   <name>Apache BookKeeper :: Build Tools</name>
-  <version>4.12.1-SNAPSHOT</version>
+  <version>4.12.1</version>
 </project>
diff --git a/circe-checksum/pom.xml b/circe-checksum/pom.xml
index 58da9d7..e9a2da6 100644
--- a/circe-checksum/pom.xml
+++ b/circe-checksum/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/cpu-affinity/pom.xml b/cpu-affinity/pom.xml
index 1fdf058..ea7a6cb 100644
--- a/cpu-affinity/pom.xml
+++ b/cpu-affinity/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/metadata-drivers/etcd/pom.xml b/metadata-drivers/etcd/pom.xml
index 8d3bd77..75f0ac7 100644
--- a/metadata-drivers/etcd/pom.xml
+++ b/metadata-drivers/etcd/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>org.apache.bookkeeper.metadata.drivers</groupId>
     <artifactId>metadata-drivers-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/metadata-drivers/pom.xml b/metadata-drivers/pom.xml
index 023e3d2..c44c24a 100644
--- a/metadata-drivers/pom.xml
+++ b/metadata-drivers/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>bookkeeper</artifactId>
         <groupId>org.apache.bookkeeper</groupId>
-        <version>4.12.1-SNAPSHOT</version>
+        <version>4.12.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.apache.bookkeeper.metadata.drivers</groupId>
diff --git a/microbenchmarks/pom.xml b/microbenchmarks/pom.xml
index 892a27f..a368503 100644
--- a/microbenchmarks/pom.xml
+++ b/microbenchmarks/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>microbenchmarks</artifactId>
   <name>Apache BookKeeper :: microbenchmarks</name>
diff --git a/pom.xml b/pom.xml
index e87812b..ffcb538 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.bookkeeper</groupId>
-  <version>4.12.1-SNAPSHOT</version>
+  <version>4.12.1</version>
   <artifactId>bookkeeper</artifactId>
   <packaging>pom</packaging>
   <name>Apache BookKeeper :: Parent</name>
@@ -40,7 +40,7 @@
     <connection>scm:git:https://github.com/apache/bookkeeper.git</connection>
     <developerConnection>scm:git:https://github.com/apache/bookkeeper.git</developerConnection>
     <url>https://github.com/apache/bookkeeper</url>
-    <tag>branch-4.12</tag>
+    <tag>v4.12.1-rc0</tag>
   </scm>
   <issueManagement>
     <system>JIRA</system>
diff --git a/shaded/bookkeeper-server-shaded/pom.xml b/shaded/bookkeeper-server-shaded/pom.xml
index 6d66aca..b0c014f 100644
--- a/shaded/bookkeeper-server-shaded/pom.xml
+++ b/shaded/bookkeeper-server-shaded/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>shaded-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>bookkeeper-server-shaded</artifactId>
diff --git a/shaded/bookkeeper-server-tests-shaded/pom.xml b/shaded/bookkeeper-server-tests-shaded/pom.xml
index 1b9d8cb..aa64439 100644
--- a/shaded/bookkeeper-server-tests-shaded/pom.xml
+++ b/shaded/bookkeeper-server-tests-shaded/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>shaded-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>bookkeeper-server-tests-shaded</artifactId>
diff --git a/shaded/distributedlog-core-shaded/pom.xml b/shaded/distributedlog-core-shaded/pom.xml
index 3d4650d..6e2bff1 100644
--- a/shaded/distributedlog-core-shaded/pom.xml
+++ b/shaded/distributedlog-core-shaded/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>shaded-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.distributedlog</groupId>
diff --git a/shaded/pom.xml b/shaded/pom.xml
index 86a0ac6..df3c1cc 100644
--- a/shaded/pom.xml
+++ b/shaded/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>shaded-parent</artifactId>
diff --git a/stats/pom.xml b/stats/pom.xml
index 96261e6..75e01f2 100644
--- a/stats/pom.xml
+++ b/stats/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <packaging>pom</packaging>
diff --git a/stats/utils/pom.xml b/stats/utils/pom.xml
index e346b54..9301823 100644
--- a/stats/utils/pom.xml
+++ b/stats/utils/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>bookkeeper-stats-parent</artifactId>
     <groupId>org.apache.bookkeeper.stats</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/stream/api/pom.xml b/stream/api/pom.xml
index f4fd750..7ca307d 100644
--- a/stream/api/pom.xml
+++ b/stream/api/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>stream-storage-parent</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
diff --git a/stream/bk-grpc-name-resolver/pom.xml b/stream/bk-grpc-name-resolver/pom.xml
index 92d408d..9053e89 100644
--- a/stream/bk-grpc-name-resolver/pom.xml
+++ b/stream/bk-grpc-name-resolver/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>stream-storage-parent</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
diff --git a/stream/clients/java/all/pom.xml b/stream/clients/java/all/pom.xml
index a098b4f..3acc95b 100644
--- a/stream/clients/java/all/pom.xml
+++ b/stream/clients/java/all/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>stream-storage-java-client-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>stream-storage-java-client</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Clients :: Java Client </name>
diff --git a/stream/clients/java/base/pom.xml b/stream/clients/java/base/pom.xml
index 230c636..f093d79 100644
--- a/stream/clients/java/base/pom.xml
+++ b/stream/clients/java/base/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>stream-storage-java-client-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>stream-storage-java-client-base</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Clients :: Java Client :: Base</name>
diff --git a/stream/clients/java/kv/pom.xml b/stream/clients/java/kv/pom.xml
index b4d76fa..579236a 100644
--- a/stream/clients/java/kv/pom.xml
+++ b/stream/clients/java/kv/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>stream-storage-java-client-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>stream-storage-java-kv-client</artifactId>
   <name>Apache BookKeeper :: Stream Storage :: Clients :: Java Client :: KV</name>
diff --git a/stream/clients/java/pom.xml b/stream/clients/java/pom.xml
index 771fa4e..a46d319 100644
--- a/stream/clients/java/pom.xml
+++ b/stream/clients/java/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>stream-storage-clients-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>stream-storage-java-client-parent</artifactId>
diff --git a/stream/clients/pom.xml b/stream/clients/pom.xml
index aaff417..d735f50 100644
--- a/stream/clients/pom.xml
+++ b/stream/clients/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>stream-storage-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>stream-storage-clients-parent</artifactId>
diff --git a/stream/common/pom.xml b/stream/common/pom.xml
index b5ac011..6e317ce 100644
--- a/stream/common/pom.xml
+++ b/stream/common/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>stream-storage-parent</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
diff --git a/stream/distributedlog/common/pom.xml b/stream/distributedlog/common/pom.xml
index aef156a..4f821cc 100644
--- a/stream/distributedlog/common/pom.xml
+++ b/stream/distributedlog/common/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.distributedlog</groupId>
     <artifactId>distributedlog</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>distributedlog-common</artifactId>
   <name>Apache BookKeeper :: DistributedLog :: Common</name>
diff --git a/stream/distributedlog/core/pom.xml b/stream/distributedlog/core/pom.xml
index d815a7d..1f6fef2 100644
--- a/stream/distributedlog/core/pom.xml
+++ b/stream/distributedlog/core/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.distributedlog</groupId>
     <artifactId>distributedlog</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>distributedlog-core</artifactId>
   <name>Apache BookKeeper :: DistributedLog :: Core Library</name>
diff --git a/stream/distributedlog/io/dlfs/pom.xml b/stream/distributedlog/io/dlfs/pom.xml
index 2e3fa8f..0f3edae 100644
--- a/stream/distributedlog/io/dlfs/pom.xml
+++ b/stream/distributedlog/io/dlfs/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>distributedlog</artifactId>
     <groupId>org.apache.distributedlog</groupId>
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+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-tools-ledger</artifactId>
   <name>Apache BookKeeper :: Tools :: Ledger</name>
diff --git a/tools/perf/pom.xml b/tools/perf/pom.xml
index 6dfcc98..d5eda27 100644
--- a/tools/perf/pom.xml
+++ b/tools/perf/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper-tools-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-perf</artifactId>
   <name>Apache BookKeeper :: Tools :: Perf</name>
diff --git a/tools/pom.xml b/tools/pom.xml
index 2e963b0..31d14f5 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>bookkeeper-tools-parent</artifactId>
   <name>Apache BookKeeper :: Tools :: Parent</name>
diff --git a/tools/stream/pom.xml b/tools/stream/pom.xml
index 1dabeaa..b58069d 100644
--- a/tools/stream/pom.xml
+++ b/tools/stream/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper-tools-parent</artifactId>
-    <version>4.12.1-SNAPSHOT</version>
+    <version>4.12.1</version>
   </parent>
   <artifactId>stream-storage-cli</artifactId>
   <name>Apache BookKeeper :: Tools :: Stream</name>