version to 2.1.5
diff --git a/elastic-job-example-cloud/pom.xml b/elastic-job-example-cloud/pom.xml
index e9c1d0f..f3fb1ad 100644
--- a/elastic-job-example-cloud/pom.xml
+++ b/elastic-job-example-cloud/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>elastic-job-example</artifactId>
         <groupId>com.dangdang</groupId>
-        <version>2.1.6-SNAPSHOT</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>elastic-job-example-cloud</artifactId>
diff --git a/elastic-job-example-embed-zk/pom.xml b/elastic-job-example-embed-zk/pom.xml
index b8e282a..2a95c26 100644
--- a/elastic-job-example-embed-zk/pom.xml
+++ b/elastic-job-example-embed-zk/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>elastic-job-example</artifactId>
         <groupId>com.dangdang</groupId>
-        <version>2.1.6-SNAPSHOT</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>elastic-job-example-embed-zk</artifactId>
diff --git a/elastic-job-example-jobs/pom.xml b/elastic-job-example-jobs/pom.xml
index 9b64bbe..d154552 100644
--- a/elastic-job-example-jobs/pom.xml
+++ b/elastic-job-example-jobs/pom.xml
@@ -2,7 +2,7 @@
     <parent>
         <artifactId>elastic-job-example</artifactId>
         <groupId>com.dangdang</groupId>
-        <version>2.1.6-SNAPSHOT</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>elastic-job-example-jobs</artifactId>
diff --git a/elastic-job-example-lite-java/pom.xml b/elastic-job-example-lite-java/pom.xml
index d79a4f4..185f9f2 100644
--- a/elastic-job-example-lite-java/pom.xml
+++ b/elastic-job-example-lite-java/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>elastic-job-example</artifactId>
         <groupId>com.dangdang</groupId>
-        <version>2.1.6-SNAPSHOT</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>elastic-job-example-lite-java</artifactId>
diff --git a/elastic-job-example-lite-spring/pom.xml b/elastic-job-example-lite-spring/pom.xml
index 30b5937..b5c5162 100644
--- a/elastic-job-example-lite-spring/pom.xml
+++ b/elastic-job-example-lite-spring/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>elastic-job-example</artifactId>
         <groupId>com.dangdang</groupId>
-        <version>2.1.6-SNAPSHOT</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>elastic-job-example-lite-spring</artifactId>
diff --git a/elastic-job-example-lite-springboot/pom.xml b/elastic-job-example-lite-springboot/pom.xml
index e3549cf..d656756 100644
--- a/elastic-job-example-lite-springboot/pom.xml
+++ b/elastic-job-example-lite-springboot/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>elastic-job-example</artifactId>
         <groupId>com.dangdang</groupId>
-        <version>2.1.6-SNAPSHOT</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     
diff --git a/pom.xml b/pom.xml
index 582e8c1..4a564e2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <groupId>com.dangdang</groupId>
     <name>${project.artifactId}</name>
     <packaging>pom</packaging>
-    <version>2.1.6-SNAPSHOT</version>
+    <version>2.1.5</version>
     
     <modules>
         <module>elastic-job-example-jobs</module>
@@ -20,7 +20,7 @@
     
     <properties>
         <java.version>1.7</java.version>
-        <elastic-job.version>2.1.6-SNAPSHOT</elastic-job.version>
+        <elastic-job.version>2.1.5</elastic-job.version>
         <curator.version>2.10.0</curator.version>
         <springframework.version>4.3.4.RELEASE</springframework.version>
         <slf4j.version>1.7.7</slf4j.version>