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