diff --git a/acl/pom.xml b/acl/pom.xml
index d62493417892e67b78a46f414f95320be263b6a7..f76b025a4fac77c4c4256581f449783f962501ac 100644
--- a/acl/pom.xml
+++ b/acl/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
     <artifactId>rocketmq-acl</artifactId>
     <name>rocketmq-acl ${project.version}</name>
diff --git a/broker/pom.xml b/broker/pom.xml
index 8453452261d4d7aef31b8f35c66cdadd58ff9a44..ed13ce9fa6fceaead2e195a78e41216b9acb5903 100644
--- a/broker/pom.xml
+++ b/broker/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/client/pom.xml b/client/pom.xml
index 53277e0f38131549d5e4ddae675e13ef9870983d..44d893beeab8e9d118106d8de21c58fa28e6e512 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/common/pom.xml b/common/pom.xml
index ff32ddfc1d2dd598a90f6f8ff5ab29244fc5f181..6109a6a94bdd7196a52227125de025808e2f6c58 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index a5698bca1c614dfafce9590993a9923e265d346e..e3d6c2d643aea3bbf8f306eceecec67121d51e7d 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
     <artifactId>rocketmq-distribution</artifactId>
     <name>rocketmq-distribution ${project.version}</name>
diff --git a/example/pom.xml b/example/pom.xml
index b392d9a10c1b1cd80d8f1d93808c8b4b044808d4..233617cbe3104efbc747c5cee4f9343f6e3c5f40 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>rocketmq-all</artifactId>
         <groupId>org.apache.rocketmq</groupId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/filter/pom.xml b/filter/pom.xml
index 41bda9d0d22d2c50c10ccdf4b36263e8689d3083..511d2ea7cf36b81e1e5193c191bf30efb5b60731 100644
--- a/filter/pom.xml
+++ b/filter/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>rocketmq-all</artifactId>
         <groupId>org.apache.rocketmq</groupId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/logappender/pom.xml b/logappender/pom.xml
index cac520b610360308adb90a4a0dbf67ea2ed12d92..452989b380035f264b63ab59387905e5dfbc2a7d 100644
--- a/logappender/pom.xml
+++ b/logappender/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>rocketmq-logappender</artifactId>
diff --git a/logging/pom.xml b/logging/pom.xml
index 8ebb24304529e907f918e3e77176b200693d6189..d974f9047c5f258dcd30b05262e4a9abecafc3ac 100644
--- a/logging/pom.xml
+++ b/logging/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/namesrv/pom.xml b/namesrv/pom.xml
index 42da143f03ae170776e736beee2dc1d760762cdc..c7d93d625684fb858a3c5e754878d93afd543ef5 100644
--- a/namesrv/pom.xml
+++ b/namesrv/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/openmessaging/pom.xml b/openmessaging/pom.xml
index 4688c04043633cf98658a7d7d55cd5dad6459d27..6697636e9234c69f9dbade4a067979c8b53e791d 100644
--- a/openmessaging/pom.xml
+++ b/openmessaging/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>rocketmq-all</artifactId>
         <groupId>org.apache.rocketmq</groupId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/pom.xml b/pom.xml
index 18621a1f6b94c5342df6589e8d94776b5d79b9e3..f1da2bfaab4aaa0918d8292a567b1835cddd784d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
     <inceptionYear>2012</inceptionYear>
     <groupId>org.apache.rocketmq</groupId>
     <artifactId>rocketmq-all</artifactId>
-    <version>4.9.1-SNAPSHOT</version>
+    <version>5.0.0-PREVIEW</version>
     <packaging>pom</packaging>
     <name>Apache RocketMQ ${project.version}</name>
     <url>http://rocketmq.apache.org/</url>
diff --git a/remoting/pom.xml b/remoting/pom.xml
index 765e1a93bc0f83a7d59a794619ba356f7cccda9c..997e24d5df292b0bfe4a5a8e1ddba552cfce3873 100644
--- a/remoting/pom.xml
+++ b/remoting/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/srvutil/pom.xml b/srvutil/pom.xml
index 9c4544c0b25e55c1e817aba7c49f2574d0dd0dc6..a6aa59dc28e7914d44688d3f27ec5e8118fa593b 100644
--- a/srvutil/pom.xml
+++ b/srvutil/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/store/pom.xml b/store/pom.xml
index 23e9763d81402d43340a3db26bf29a654b7e9587..8771f3c5863254f7ae520f63a2c146af068f1505 100644
--- a/store/pom.xml
+++ b/store/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/test/pom.xml b/test/pom.xml
index 41296501c28b649e170660c8490325641be836ce..475797e86d54b741f053cf9a8c82c0835b2e41b8 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>rocketmq-all</artifactId>
         <groupId>org.apache.rocketmq</groupId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/tools/pom.xml b/tools/pom.xml
index 096d531fa75f09d4840f09ff699efdff1ac986e3..515f33225bef87804dbb8ae37b63a9007081e954 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-all</artifactId>
-        <version>4.9.1-SNAPSHOT</version>
+        <version>5.0.0-PREVIEW</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>