diff --git a/source/base/pom.xml b/source/base/pom.xml
index 79b24a08..4e5bc72a 100644
--- a/source/base/pom.xml
+++ b/source/base/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>base</artifactId>
 
diff --git a/source/binary-proto/pom.xml b/source/binary-proto/pom.xml
index 1f59cd50..2eb6482c 100644
--- a/source/binary-proto/pom.xml
+++ b/source/binary-proto/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>binary-proto</artifactId>
 
diff --git a/source/consensus/consensus-bftsmart/pom.xml b/source/consensus/consensus-bftsmart/pom.xml
index b494c5bf..39743832 100644
--- a/source/consensus/consensus-bftsmart/pom.xml
+++ b/source/consensus/consensus-bftsmart/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>consensus</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus-bftsmart</artifactId>
 
diff --git a/source/consensus/consensus-framework/pom.xml b/source/consensus/consensus-framework/pom.xml
index 760a6ab1..9d4fbef4 100644
--- a/source/consensus/consensus-framework/pom.xml
+++ b/source/consensus/consensus-framework/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>consensus</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus-framework</artifactId>
 
diff --git a/source/consensus/consensus-mq/pom.xml b/source/consensus/consensus-mq/pom.xml
index a5b8d2b9..7b0f3431 100644
--- a/source/consensus/consensus-mq/pom.xml
+++ b/source/consensus/consensus-mq/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>consensus</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus-mq</artifactId>
 
diff --git a/source/consensus/pom.xml b/source/consensus/pom.xml
index 8717f318..98a52f47 100644
--- a/source/consensus/pom.xml
+++ b/source/consensus/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/contract/contract-framework/pom.xml b/source/contract/contract-framework/pom.xml
index 6d63dd33..7fa67cf1 100644
--- a/source/contract/contract-framework/pom.xml
+++ b/source/contract/contract-framework/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>contract</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract-framework</artifactId>
 
diff --git a/source/contract/contract-jvm/pom.xml b/source/contract/contract-jvm/pom.xml
index 048c2fe4..338282ea 100644
--- a/source/contract/contract-jvm/pom.xml
+++ b/source/contract/contract-jvm/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>contract</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract-jvm</artifactId>
 
diff --git a/source/contract/contract-maven-plugin/pom.xml b/source/contract/contract-maven-plugin/pom.xml
index 15aba980..064d2155 100644
--- a/source/contract/contract-maven-plugin/pom.xml
+++ b/source/contract/contract-maven-plugin/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>contract</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract-maven-plugin</artifactId>
 	<packaging>maven-plugin</packaging>
diff --git a/source/contract/contract-samples/pom.xml b/source/contract/contract-samples/pom.xml
index 0efd6577..982dd45f 100644
--- a/source/contract/contract-samples/pom.xml
+++ b/source/contract/contract-samples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>contract</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.0.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/contract/pom.xml b/source/contract/pom.xml
index 84b445d0..7e7415b1 100644
--- a/source/contract/pom.xml
+++ b/source/contract/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/crypto/crypto-adv/pom.xml b/source/crypto/crypto-adv/pom.xml
index add49a54..c54e45d6 100644
--- a/source/crypto/crypto-adv/pom.xml
+++ b/source/crypto/crypto-adv/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-adv</artifactId>
 
diff --git a/source/crypto/crypto-classic/pom.xml b/source/crypto/crypto-classic/pom.xml
index 503c0fad..451c815e 100644
--- a/source/crypto/crypto-classic/pom.xml
+++ b/source/crypto/crypto-classic/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-classic</artifactId>
 
diff --git a/source/crypto/crypto-framework/pom.xml b/source/crypto/crypto-framework/pom.xml
index 16715cd6..04a196dc 100644
--- a/source/crypto/crypto-framework/pom.xml
+++ b/source/crypto/crypto-framework/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-framework</artifactId>
 
diff --git a/source/crypto/crypto-pki/pom.xml b/source/crypto/crypto-pki/pom.xml
index 84bf6965..61bde981 100644
--- a/source/crypto/crypto-pki/pom.xml
+++ b/source/crypto/crypto-pki/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>crypto</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.0.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/crypto/crypto-sm/pom.xml b/source/crypto/crypto-sm/pom.xml
index f561f5df..390e9661 100644
--- a/source/crypto/crypto-sm/pom.xml
+++ b/source/crypto/crypto-sm/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-sm</artifactId>
 
diff --git a/source/crypto/pom.xml b/source/crypto/pom.xml
index aa9f1910..87f6eeac 100644
--- a/source/crypto/pom.xml
+++ b/source/crypto/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/deployment/deployment-gateway/pom.xml b/source/deployment/deployment-gateway/pom.xml
index 88d55f59..8a6908c8 100644
--- a/source/deployment/deployment-gateway/pom.xml
+++ b/source/deployment/deployment-gateway/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>deployment</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>deployment-gateway</artifactId>
 
diff --git a/source/deployment/deployment-peer/pom.xml b/source/deployment/deployment-peer/pom.xml
index eef74bb7..fcdbc5b7 100644
--- a/source/deployment/deployment-peer/pom.xml
+++ b/source/deployment/deployment-peer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>deployment</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>deployment-peer</artifactId>
 
diff --git a/source/deployment/pom.xml b/source/deployment/pom.xml
index ceb09f31..9967e8bc 100644
--- a/source/deployment/pom.xml
+++ b/source/deployment/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>deployment</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/gateway/pom.xml b/source/gateway/pom.xml
index a49c0839..fe6f798a 100644
--- a/source/gateway/pom.xml
+++ b/source/gateway/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>gateway</artifactId>
 
diff --git a/source/ledger/ledger-core/pom.xml b/source/ledger/ledger-core/pom.xml
index d042e57d..861249a4 100644
--- a/source/ledger/ledger-core/pom.xml
+++ b/source/ledger/ledger-core/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>ledger</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger-core</artifactId>
 
diff --git a/source/ledger/ledger-model/pom.xml b/source/ledger/ledger-model/pom.xml
index ac2bc2c1..1fcc2240 100644
--- a/source/ledger/ledger-model/pom.xml
+++ b/source/ledger/ledger-model/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>ledger</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger-model</artifactId>
 
diff --git a/source/ledger/ledger-rpc/pom.xml b/source/ledger/ledger-rpc/pom.xml
index e87e4324..25153901 100644
--- a/source/ledger/ledger-rpc/pom.xml
+++ b/source/ledger/ledger-rpc/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>ledger</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger-rpc</artifactId>
 
diff --git a/source/ledger/pom.xml b/source/ledger/pom.xml
index b501f8d5..42f6e4e4 100644
--- a/source/ledger/pom.xml
+++ b/source/ledger/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/manager/manager-booter/pom.xml b/source/manager/manager-booter/pom.xml
index 6822ffa9..65668cc6 100644
--- a/source/manager/manager-booter/pom.xml
+++ b/source/manager/manager-booter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.0.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/manager-model/pom.xml b/source/manager/manager-model/pom.xml
index 849d7467..f4d69518 100644
--- a/source/manager/manager-model/pom.xml
+++ b/source/manager/manager-model/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.0.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/manager-service/pom.xml b/source/manager/manager-service/pom.xml
index ef5b3c84..8ee81999 100644
--- a/source/manager/manager-service/pom.xml
+++ b/source/manager/manager-service/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.0.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/manager-web/pom.xml b/source/manager/manager-web/pom.xml
index b3549772..b9172eed 100644
--- a/source/manager/manager-web/pom.xml
+++ b/source/manager/manager-web/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.0.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/pom.xml b/source/manager/pom.xml
index 58b084b6..dbbcf67b 100644
--- a/source/manager/pom.xml
+++ b/source/manager/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>manager</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/peer/pom.xml b/source/peer/pom.xml
index 14afda7f..20cc29f1 100644
--- a/source/peer/pom.xml
+++ b/source/peer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>peer</artifactId>
 
diff --git a/source/pom.xml b/source/pom.xml
index 13382c5e..62e65b7c 100644
--- a/source/pom.xml
+++ b/source/pom.xml
@@ -11,7 +11,7 @@
 
 	<groupId>com.jd.blockchain</groupId>
 	<artifactId>jdchain-root</artifactId>
-	<version>1.1.0.RELEASE</version>
+	<version>1.2.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<description>jdchain</description>
 
diff --git a/source/runtime/pom.xml b/source/runtime/pom.xml
index 29b27d8f..03c60442 100644
--- a/source/runtime/pom.xml
+++ b/source/runtime/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/runtime/runtime-context/pom.xml b/source/runtime/runtime-context/pom.xml
index 0a797e45..ee955aa2 100644
--- a/source/runtime/runtime-context/pom.xml
+++ b/source/runtime/runtime-context/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>runtime</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime-context</artifactId>
 
diff --git a/source/runtime/runtime-modular-booter/pom.xml b/source/runtime/runtime-modular-booter/pom.xml
index 4af67d71..bb812b18 100644
--- a/source/runtime/runtime-modular-booter/pom.xml
+++ b/source/runtime/runtime-modular-booter/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>runtime</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime-modular-booter</artifactId>
 </project>
\ No newline at end of file
diff --git a/source/runtime/runtime-modular/pom.xml b/source/runtime/runtime-modular/pom.xml
index 0a0e6c40..afccee46 100644
--- a/source/runtime/runtime-modular/pom.xml
+++ b/source/runtime/runtime-modular/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>runtime</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime-modular</artifactId>
 
diff --git a/source/sdk/pom.xml b/source/sdk/pom.xml
index 6d2937bd..177972f5 100644
--- a/source/sdk/pom.xml
+++ b/source/sdk/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/sdk/sdk-base/pom.xml b/source/sdk/sdk-base/pom.xml
index ee97814c..35f3d418 100644
--- a/source/sdk/sdk-base/pom.xml
+++ b/source/sdk/sdk-base/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>sdk</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk-base</artifactId>
 
diff --git a/source/sdk/sdk-client/pom.xml b/source/sdk/sdk-client/pom.xml
index 6573d587..6cca87b7 100644
--- a/source/sdk/sdk-client/pom.xml
+++ b/source/sdk/sdk-client/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>sdk</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk-client</artifactId>
 
diff --git a/source/sdk/sdk-samples/pom.xml b/source/sdk/sdk-samples/pom.xml
index 2a7f0820..11b66a9f 100644
--- a/source/sdk/sdk-samples/pom.xml
+++ b/source/sdk/sdk-samples/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>sdk</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk-samples</artifactId>
 
diff --git a/source/storage/pom.xml b/source/storage/pom.xml
index e587c626..ce1595a4 100644
--- a/source/storage/pom.xml
+++ b/source/storage/pom.xml
@@ -3,7 +3,7 @@
   <parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
   <artifactId>storage</artifactId>
   <packaging>pom</packaging>
diff --git a/source/storage/storage-composite/pom.xml b/source/storage/storage-composite/pom.xml
index 5726d675..b6b9cf50 100644
--- a/source/storage/storage-composite/pom.xml
+++ b/source/storage/storage-composite/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-composite</artifactId>
 
diff --git a/source/storage/storage-redis/pom.xml b/source/storage/storage-redis/pom.xml
index 4c340fc7..cd48ebbb 100644
--- a/source/storage/storage-redis/pom.xml
+++ b/source/storage/storage-redis/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-redis</artifactId>
 
diff --git a/source/storage/storage-rocksdb/pom.xml b/source/storage/storage-rocksdb/pom.xml
index 35f7fe09..53cd8071 100644
--- a/source/storage/storage-rocksdb/pom.xml
+++ b/source/storage/storage-rocksdb/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-rocksdb</artifactId>
 
diff --git a/source/storage/storage-service/pom.xml b/source/storage/storage-service/pom.xml
index 221963d9..c6672b83 100644
--- a/source/storage/storage-service/pom.xml
+++ b/source/storage/storage-service/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-service</artifactId>
 
diff --git a/source/test/pom.xml b/source/test/pom.xml
index 6db75dd3..75594838 100644
--- a/source/test/pom.xml
+++ b/source/test/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/test/test-consensus-client/pom.xml b/source/test/test-consensus-client/pom.xml
index 9a5f553e..9a202d4d 100644
--- a/source/test/test-consensus-client/pom.xml
+++ b/source/test/test-consensus-client/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-consensus-client</artifactId>
 
diff --git a/source/test/test-consensus-node/pom.xml b/source/test/test-consensus-node/pom.xml
index 80f03f22..49362e12 100644
--- a/source/test/test-consensus-node/pom.xml
+++ b/source/test/test-consensus-node/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-consensus-node</artifactId>
 	<dependencies>
@@ -38,7 +38,7 @@
 		<dependency>
 			<groupId>com.jd.blockchain</groupId>
 			<artifactId>consensus-bftsmart</artifactId>
-			<version>1.1.0.RELEASE</version>
+			<version>1.2.0-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
diff --git a/source/test/test-integration/pom.xml b/source/test/test-integration/pom.xml
index 19e30cf9..37e3a382 100644
--- a/source/test/test-integration/pom.xml
+++ b/source/test/test-integration/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-integration</artifactId>
 
diff --git a/source/test/test-ledger/pom.xml b/source/test/test-ledger/pom.xml
index e419527b..fa9421da 100644
--- a/source/test/test-ledger/pom.xml
+++ b/source/test/test-ledger/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-ledger</artifactId>
 
diff --git a/source/tools/pom.xml b/source/tools/pom.xml
index a7bbe8ed..aada0db1 100644
--- a/source/tools/pom.xml
+++ b/source/tools/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/tools/tools-initializer-booter/pom.xml b/source/tools/tools-initializer-booter/pom.xml
index e56f8891..06dd8b35 100644
--- a/source/tools/tools-initializer-booter/pom.xml
+++ b/source/tools/tools-initializer-booter/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-initializer-booter</artifactId>
 
diff --git a/source/tools/tools-initializer/pom.xml b/source/tools/tools-initializer/pom.xml
index 26bd939e..be338342 100644
--- a/source/tools/tools-initializer/pom.xml
+++ b/source/tools/tools-initializer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-initializer</artifactId>
 
diff --git a/source/tools/tools-keygen-booter/pom.xml b/source/tools/tools-keygen-booter/pom.xml
index 4dc4196d..d6d8c7ea 100644
--- a/source/tools/tools-keygen-booter/pom.xml
+++ b/source/tools/tools-keygen-booter/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-keygen-booter</artifactId>
 
diff --git a/source/tools/tools-keygen/pom.xml b/source/tools/tools-keygen/pom.xml
index f6a78fad..2be928a4 100644
--- a/source/tools/tools-keygen/pom.xml
+++ b/source/tools/tools-keygen/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-keygen</artifactId>
 
diff --git a/source/utils/pom.xml b/source/utils/pom.xml
index e7acf3f6..a74e5bb8 100644
--- a/source/utils/pom.xml
+++ b/source/utils/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/utils/utils-common/pom.xml b/source/utils/utils-common/pom.xml
index a9ff2bb2..f9458f84 100644
--- a/source/utils/utils-common/pom.xml
+++ b/source/utils/utils-common/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-common</artifactId>
 
diff --git a/source/utils/utils-http/pom.xml b/source/utils/utils-http/pom.xml
index 21999a52..4ebf530f 100644
--- a/source/utils/utils-http/pom.xml
+++ b/source/utils/utils-http/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/source/utils/utils-serialize/pom.xml b/source/utils/utils-serialize/pom.xml
index 0d7f61f9..35769588 100644
--- a/source/utils/utils-serialize/pom.xml
+++ b/source/utils/utils-serialize/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-serialize</artifactId>
 
diff --git a/source/utils/utils-test/pom.xml b/source/utils/utils-test/pom.xml
index 4e309f52..ebeeab34 100644
--- a/source/utils/utils-test/pom.xml
+++ b/source/utils/utils-test/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-test</artifactId>
 
diff --git a/source/utils/utils-web-server/pom.xml b/source/utils/utils-web-server/pom.xml
index 16d563af..d654c613 100644
--- a/source/utils/utils-web-server/pom.xml
+++ b/source/utils/utils-web-server/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-web-server</artifactId>
 
diff --git a/source/utils/utils-web/pom.xml b/source/utils/utils-web/pom.xml
index db5d2758..055dcef4 100644
--- a/source/utils/utils-web/pom.xml
+++ b/source/utils/utils-web/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.0.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-web</artifactId>
 	<dependencies>