diff --git a/common/pom.xml b/common/pom.xml
index 3f2accdc3..9c588f425 100755
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
     </parent>
 
     <artifactId>datax-common</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index f17802539..a45281a8f 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
     </parent>
 
     <artifactId>datax-core</artifactId>
diff --git a/plugin-rdbms-util/pom.xml b/plugin-rdbms-util/pom.xml
index 249b2bde4..047314ef6 100644
--- a/plugin-rdbms-util/pom.xml
+++ b/plugin-rdbms-util/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
     </parent>
     <artifactId>plugin-rdbms-util</artifactId>
     <name>plugin-rdbms-util</name>
diff --git a/plugin-storage-util/pom.xml b/plugin-storage-util/pom.xml
index a2f095941..b2497e56a 100644
--- a/plugin-storage-util/pom.xml
+++ b/plugin-storage-util/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
     </parent>
     <artifactId>plugin-storage-util</artifactId>
     <name>plugin-storage-util</name>
diff --git a/plugin/reader/cassandrareader/pom.xml b/plugin/reader/cassandrareader/pom.xml
index f0ddfe20d..1788690f9 100644
--- a/plugin/reader/cassandrareader/pom.xml
+++ b/plugin/reader/cassandrareader/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/clickhousereader/pom.xml b/plugin/reader/clickhousereader/pom.xml
index 5cd7d6a57..5acfde889 100644
--- a/plugin/reader/clickhousereader/pom.xml
+++ b/plugin/reader/clickhousereader/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>clickhousereader</artifactId>
diff --git a/plugin/reader/dbffilereader/pom.xml b/plugin/reader/dbffilereader/pom.xml
index 897d0ba1a..395dcac96 100644
--- a/plugin/reader/dbffilereader/pom.xml
+++ b/plugin/reader/dbffilereader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>dbffilereader</artifactId>
diff --git a/plugin/reader/ftpreader/pom.xml b/plugin/reader/ftpreader/pom.xml
index 0b6d57d83..23bb65b34 100644
--- a/plugin/reader/ftpreader/pom.xml
+++ b/plugin/reader/ftpreader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>ftpreader</artifactId>
diff --git a/plugin/reader/hbase11xreader/pom.xml b/plugin/reader/hbase11xreader/pom.xml
index 77cf4a91e..19e69fbe7 100644
--- a/plugin/reader/hbase11xreader/pom.xml
+++ b/plugin/reader/hbase11xreader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>hbase11xreader</artifactId>
diff --git a/plugin/reader/hbase11xsqlreader/pom.xml b/plugin/reader/hbase11xsqlreader/pom.xml
index b7e394394..bb9ecea91 100644
--- a/plugin/reader/hbase11xsqlreader/pom.xml
+++ b/plugin/reader/hbase11xsqlreader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>hbase11xsqlreader</artifactId>
diff --git a/plugin/reader/hbase20xreader/pom.xml b/plugin/reader/hbase20xreader/pom.xml
index 29d7888fc..79b047d07 100644
--- a/plugin/reader/hbase20xreader/pom.xml
+++ b/plugin/reader/hbase20xreader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>hbase20xreader</artifactId>
diff --git a/plugin/reader/hbase20xsqlreader/pom.xml b/plugin/reader/hbase20xsqlreader/pom.xml
index 49507f5e0..60cd3f372 100644
--- a/plugin/reader/hbase20xsqlreader/pom.xml
+++ b/plugin/reader/hbase20xsqlreader/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/hdfsreader/pom.xml b/plugin/reader/hdfsreader/pom.xml
index 5839020aa..3eadea03c 100644
--- a/plugin/reader/hdfsreader/pom.xml
+++ b/plugin/reader/hdfsreader/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/influxdbreader/pom.xml b/plugin/reader/influxdbreader/pom.xml
index 691c88e16..1a7efca1c 100644
--- a/plugin/reader/influxdbreader/pom.xml
+++ b/plugin/reader/influxdbreader/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>influxdbreader</artifactId>
diff --git a/plugin/reader/jsonfilereader/pom.xml b/plugin/reader/jsonfilereader/pom.xml
index 4c95a9767..ba632f2b5 100644
--- a/plugin/reader/jsonfilereader/pom.xml
+++ b/plugin/reader/jsonfilereader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>jsonfilereader</artifactId>
diff --git a/plugin/reader/kudureader/pom.xml b/plugin/reader/kudureader/pom.xml
index 8675e3467..11d9c6f95 100644
--- a/plugin/reader/kudureader/pom.xml
+++ b/plugin/reader/kudureader/pom.xml
@@ -1,9 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>datax-all</artifactId>
         <groupId>com.alibaba.datax</groupId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/plugin/reader/mongodbreader/pom.xml b/plugin/reader/mongodbreader/pom.xml
index 1639c63ec..e9ae5a8f2 100644
--- a/plugin/reader/mongodbreader/pom.xml
+++ b/plugin/reader/mongodbreader/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/mysqlreader/pom.xml b/plugin/reader/mysqlreader/pom.xml
index aea319fc7..031dd8798 100644
--- a/plugin/reader/mysqlreader/pom.xml
+++ b/plugin/reader/mysqlreader/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>mysqlreader</artifactId>
diff --git a/plugin/reader/oraclereader/pom.xml b/plugin/reader/oraclereader/pom.xml
index bffb2ffad..628f33ee4 100644
--- a/plugin/reader/oraclereader/pom.xml
+++ b/plugin/reader/oraclereader/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/postgresqlreader/pom.xml b/plugin/reader/postgresqlreader/pom.xml
index 59daf9edd..587e392c9 100644
--- a/plugin/reader/postgresqlreader/pom.xml
+++ b/plugin/reader/postgresqlreader/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/rdbmsreader/pom.xml b/plugin/reader/rdbmsreader/pom.xml
index a75178b64..dc8e7bde1 100644
--- a/plugin/reader/rdbmsreader/pom.xml
+++ b/plugin/reader/rdbmsreader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>datax-all</artifactId>
         <groupId>com.alibaba.datax</groupId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/plugin/reader/redisreader/pom.xml b/plugin/reader/redisreader/pom.xml
index 747f66248..803bbec00 100644
--- a/plugin/reader/redisreader/pom.xml
+++ b/plugin/reader/redisreader/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/sqlserverreader/pom.xml b/plugin/reader/sqlserverreader/pom.xml
index 31a756192..95c2b677e 100644
--- a/plugin/reader/sqlserverreader/pom.xml
+++ b/plugin/reader/sqlserverreader/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>sqlserverreader</artifactId>
diff --git a/plugin/reader/streamreader/pom.xml b/plugin/reader/streamreader/pom.xml
index abb741e34..a7cb9079c 100644
--- a/plugin/reader/streamreader/pom.xml
+++ b/plugin/reader/streamreader/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/reader/txtfilereader/pom.xml b/plugin/reader/txtfilereader/pom.xml
index 7e3d80954..94a3853bb 100644
--- a/plugin/reader/txtfilereader/pom.xml
+++ b/plugin/reader/txtfilereader/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/cassandrawriter/pom.xml b/plugin/writer/cassandrawriter/pom.xml
index 0a161b34b..9bed39b61 100644
--- a/plugin/writer/cassandrawriter/pom.xml
+++ b/plugin/writer/cassandrawriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/clickhousewriter/pom.xml b/plugin/writer/clickhousewriter/pom.xml
index 07ec5bab4..d7ac0915b 100644
--- a/plugin/writer/clickhousewriter/pom.xml
+++ b/plugin/writer/clickhousewriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/dbffilewriter/pom.xml b/plugin/writer/dbffilewriter/pom.xml
index 2764c15b7..062fbc85b 100644
--- a/plugin/writer/dbffilewriter/pom.xml
+++ b/plugin/writer/dbffilewriter/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/elasticsearchwriter/pom.xml b/plugin/writer/elasticsearchwriter/pom.xml
index 64f4f5a2a..7ef0220d1 100644
--- a/plugin/writer/elasticsearchwriter/pom.xml
+++ b/plugin/writer/elasticsearchwriter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/ftpwriter/pom.xml b/plugin/writer/ftpwriter/pom.xml
index 7c5fcecf2..2e38b323b 100644
--- a/plugin/writer/ftpwriter/pom.xml
+++ b/plugin/writer/ftpwriter/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>ftpwriter</artifactId>
diff --git a/plugin/writer/greenplumwriter/pom.xml b/plugin/writer/greenplumwriter/pom.xml
index 1a89d2893..1779953f2 100755
--- a/plugin/writer/greenplumwriter/pom.xml
+++ b/plugin/writer/greenplumwriter/pom.xml
@@ -1,9 +1,10 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/hbase11xsqlwriter/pom.xml b/plugin/writer/hbase11xsqlwriter/pom.xml
index a583717f4..faf114570 100644
--- a/plugin/writer/hbase11xsqlwriter/pom.xml
+++ b/plugin/writer/hbase11xsqlwriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/hbase11xwriter/pom.xml b/plugin/writer/hbase11xwriter/pom.xml
index 0d93b45e0..ece39462b 100644
--- a/plugin/writer/hbase11xwriter/pom.xml
+++ b/plugin/writer/hbase11xwriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/hbase20xsqlwriter/pom.xml b/plugin/writer/hbase20xsqlwriter/pom.xml
index 77837396a..7c938abd0 100644
--- a/plugin/writer/hbase20xsqlwriter/pom.xml
+++ b/plugin/writer/hbase20xsqlwriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/hdfswriter/pom.xml b/plugin/writer/hdfswriter/pom.xml
index 7872cfff1..7f38e6897 100644
--- a/plugin/writer/hdfswriter/pom.xml
+++ b/plugin/writer/hdfswriter/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/influxdbwriter/pom.xml b/plugin/writer/influxdbwriter/pom.xml
index f342a3d30..85859917f 100644
--- a/plugin/writer/influxdbwriter/pom.xml
+++ b/plugin/writer/influxdbwriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>influxdbwriter</artifactId>
diff --git a/plugin/writer/kuduwriter/pom.xml b/plugin/writer/kuduwriter/pom.xml
index b9b34ab41..3ea8973c4 100644
--- a/plugin/writer/kuduwriter/pom.xml
+++ b/plugin/writer/kuduwriter/pom.xml
@@ -1,9 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xmlns="http://maven.apache.org/POM/4.0.0"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>datax-all</artifactId>
         <groupId>com.alibaba.datax</groupId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/plugin/writer/mongodbwriter/pom.xml b/plugin/writer/mongodbwriter/pom.xml
index b38fa84c7..ad765c1ad 100644
--- a/plugin/writer/mongodbwriter/pom.xml
+++ b/plugin/writer/mongodbwriter/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/mysqlwriter/pom.xml b/plugin/writer/mysqlwriter/pom.xml
index a54b77730..2dbc53b52 100644
--- a/plugin/writer/mysqlwriter/pom.xml
+++ b/plugin/writer/mysqlwriter/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
     <artifactId>mysqlwriter</artifactId>
diff --git a/plugin/writer/oraclewriter/pom.xml b/plugin/writer/oraclewriter/pom.xml
index 75b1ddfcf..34ff213f5 100644
--- a/plugin/writer/oraclewriter/pom.xml
+++ b/plugin/writer/oraclewriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/postgresqlwriter/pom.xml b/plugin/writer/postgresqlwriter/pom.xml
index fae348340..7f087bc59 100644
--- a/plugin/writer/postgresqlwriter/pom.xml
+++ b/plugin/writer/postgresqlwriter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/rdbmswriter/pom.xml b/plugin/writer/rdbmswriter/pom.xml
index d008aa26d..8f8e3e64b 100644
--- a/plugin/writer/rdbmswriter/pom.xml
+++ b/plugin/writer/rdbmswriter/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>datax-all</artifactId>
         <groupId>com.alibaba.datax</groupId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/rediswriter/pom.xml b/plugin/writer/rediswriter/pom.xml
index 4a09d0312..c6edb83b6 100644
--- a/plugin/writer/rediswriter/pom.xml
+++ b/plugin/writer/rediswriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/sqlserverwriter/pom.xml b/plugin/writer/sqlserverwriter/pom.xml
index 52d27598a..28fbc33d5 100644
--- a/plugin/writer/sqlserverwriter/pom.xml
+++ b/plugin/writer/sqlserverwriter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/streamwriter/pom.xml b/plugin/writer/streamwriter/pom.xml
index 3d5d62882..93aceed43 100644
--- a/plugin/writer/streamwriter/pom.xml
+++ b/plugin/writer/streamwriter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/plugin/writer/txtfilewriter/pom.xml b/plugin/writer/txtfilewriter/pom.xml
index c8e366511..6b8ff882c 100644
--- a/plugin/writer/txtfilewriter/pom.xml
+++ b/plugin/writer/txtfilewriter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
 <relativePath>../../../pom.xml</relativePath>
     </parent>
 
diff --git a/pom.xml b/pom.xml
index fa2a2f9b5..90bb97907 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>com.alibaba.datax</groupId>
     <artifactId>datax-all</artifactId>
-    <version>3.1.8</version>
+    <version>3.1.8-SNAPSHOT</version>
 
     <name>datax-all</name>
     <description>DataX generical ETL tool</description>
@@ -15,7 +15,7 @@
         <connection>scm:git:https://github.com/wgzhao/datax.git</connection>
         <developerConnection>scm:git:git@github.com:wgzhao/datax.git</developerConnection>
         <url>https://github.com/wgzhao/datax</url>
-        <tag>3.1.8</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <properties>
diff --git a/transformer/pom.xml b/transformer/pom.xml
index 1c335a5cc..00238b43c 100644
--- a/transformer/pom.xml
+++ b/transformer/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.alibaba.datax</groupId>
         <artifactId>datax-all</artifactId>
-        <version>3.1.8</version>
+        <version>3.1.8-SNAPSHOT</version>
     </parent>
 
     <artifactId>datax-transformer</artifactId>