[maven-release-plugin] rollback changes from release preparation of v4.12.0-rc0
diff --git a/bookkeeper-benchmark/pom.xml b/bookkeeper-benchmark/pom.xml
index fc2c77e..81e86e0 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 e228eb6..164a7d4 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 551e087..06b46fc 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 a30eed4..8334cc9 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/bookkeeper-dist/bkctl/pom.xml b/bookkeeper-dist/bkctl/pom.xml
index 959f8b1..a28e4f6 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/bookkeeper-dist/pom.xml b/bookkeeper-dist/pom.xml
index ed88034..c8390d8 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 3036856..498bd9c 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/bookkeeper-http/http-server/pom.xml b/bookkeeper-http/http-server/pom.xml
index 7b171a6..91bf1b4 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/bookkeeper-http/pom.xml b/bookkeeper-http/pom.xml
index 1434ab6..98fb047 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 a4c59f6..9865aa5 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>4.12.0</version>
+        <version>4.12.0-SNAPSHOT</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 d125b78..70eec15 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/bookkeeper-proto/pom.xml b/bookkeeper-proto/pom.xml
index 26dcb02..20675eb 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-proto</artifactId>
   <name>Apache BookKeeper :: Protocols</name>
diff --git a/bookkeeper-server/pom.xml b/bookkeeper-server/pom.xml
index e66d77e..67e7524 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 4db6f84..ab9b5de 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 a156d90..cb4d420 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 57284c7..939aaa2 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>../..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/bookkeeper-stats/pom.xml b/bookkeeper-stats/pom.xml
index 90f7fb0..d8eca58 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
   <artifactId>bookkeeper-stats-api</artifactId>
diff --git a/buildtools/pom.xml b/buildtools/pom.xml
index 08bc763..cb91ce0 100644
--- a/buildtools/pom.xml
+++ b/buildtools/pom.xml
@@ -20,9 +20,9 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <artifactId>buildtools</artifactId>
   <name>Apache BookKeeper :: Build Tools</name>
-  <version>4.12.0</version>
+  <version>4.12.0-SNAPSHOT</version>
 </project>
diff --git a/circe-checksum/pom.xml b/circe-checksum/pom.xml
index 3e715f8..966092b 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/cpu-affinity/pom.xml b/cpu-affinity/pom.xml
index 97eaabd..3eef2b2 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/metadata-drivers/etcd/pom.xml b/metadata-drivers/etcd/pom.xml
index b50379d..899a02b 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/metadata-drivers/pom.xml b/metadata-drivers/pom.xml
index 7ee31e7..a3fce7b 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>4.12.0</version>
+        <version>4.12.0-SNAPSHOT</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 879b555..42be616 100644
--- a/microbenchmarks/pom.xml
+++ b/microbenchmarks/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <artifactId>microbenchmarks</artifactId>
   <name>Apache BookKeeper :: microbenchmarks</name>
diff --git a/pom.xml b/pom.xml
index 02b3e3c..8d91b10 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.bookkeeper</groupId>
-  <version>4.12.0</version>
+  <version>4.12.0-SNAPSHOT</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>v4.12.0-rc0</tag>
+    <tag>branch-4.12</tag>
   </scm>
   <issueManagement>
     <system>JIRA</system>
diff --git a/shaded/bookkeeper-server-shaded/pom.xml b/shaded/bookkeeper-server-shaded/pom.xml
index 33cbbed..e9a5136 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 1befb9a..118df06 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 c077247..63907e2 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.distributedlog</groupId>
diff --git a/shaded/pom.xml b/shaded/pom.xml
index f4a6288..eacd38a 100644
--- a/shaded/pom.xml
+++ b/shaded/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>shaded-parent</artifactId>
diff --git a/stats/pom.xml b/stats/pom.xml
index 80514f4..7d2b15d 100644
--- a/stats/pom.xml
+++ b/stats/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <packaging>pom</packaging>
diff --git a/stats/utils/pom.xml b/stats/utils/pom.xml
index 1278a7e..e5010b0 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper.stats</groupId>
diff --git a/stream/api/pom.xml b/stream/api/pom.xml
index c6cd5a9..5739609 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 17f7fdd..513869e 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 31c2334..cfd5193 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 98d0d87..6b71b29 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 a4e7ab4..c4ab3cc 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 5140332..dbffaf0 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>stream-storage-java-client-parent</artifactId>
diff --git a/stream/clients/pom.xml b/stream/clients/pom.xml
index f313d11..90e6f0a 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>stream-storage-clients-parent</artifactId>
diff --git a/stream/common/pom.xml b/stream/common/pom.xml
index 111ae66..d6d4c23 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
diff --git a/stream/distributedlog/common/pom.xml b/stream/distributedlog/common/pom.xml
index 25713ce..2f50d31 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 b150b9d..84c4fd2 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 81ab632..ab2990f 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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   </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 f0180f8..d4c1d64 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <artifactId>bookkeeper-perf</artifactId>
   <name>Apache BookKeeper :: Tools :: Perf</name>
diff --git a/tools/pom.xml b/tools/pom.xml
index b0510a6..d95545a 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</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 cfea641..9629d1d 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>4.12.0</version>
+    <version>4.12.0-SNAPSHOT</version>
   </parent>
   <artifactId>stream-storage-cli</artifactId>
   <name>Apache BookKeeper :: Tools :: Stream</name>