diff --git a/pom.xml b/pom.xml
index e35ce5cae..a01e75d27 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
 	<groupId>com.a.eye</groupId>
 	<artifactId>skywalking</artifactId>
-	<version>3.1-2017</version>
+	<version>3.0.1-2017</version>
 
 	<licenses>
 		<license>
diff --git a/skywalking-application-toolkit/pom.xml b/skywalking-application-toolkit/pom.xml
index 81a68de67..c8c7a23b8 100644
--- a/skywalking-application-toolkit/pom.xml
+++ b/skywalking-application-toolkit/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>skywalking-application-toolkit</artifactId>
diff --git a/skywalking-application-toolkit/skywalking-toolkit-log4j-1.x/pom.xml b/skywalking-application-toolkit/skywalking-toolkit-log4j-1.x/pom.xml
index 6c98822e2..9e46e59cc 100644
--- a/skywalking-application-toolkit/skywalking-toolkit-log4j-1.x/pom.xml
+++ b/skywalking-application-toolkit/skywalking-toolkit-log4j-1.x/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-application-toolkit</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-application-toolkit/skywalking-toolkit-log4j-2.x/pom.xml b/skywalking-application-toolkit/skywalking-toolkit-log4j-2.x/pom.xml
index 63d999be4..24cdd83d8 100644
--- a/skywalking-application-toolkit/skywalking-toolkit-log4j-2.x/pom.xml
+++ b/skywalking-application-toolkit/skywalking-toolkit-log4j-2.x/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-application-toolkit</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-application-toolkit/skywalking-toolkit-logback-1.x/pom.xml b/skywalking-application-toolkit/skywalking-toolkit-logback-1.x/pom.xml
index d83aedb15..09c919c16 100644
--- a/skywalking-application-toolkit/skywalking-toolkit-logback-1.x/pom.xml
+++ b/skywalking-application-toolkit/skywalking-toolkit-logback-1.x/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-application-toolkit</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-application-toolkit/skywalking-toolkit-opentracing/pom.xml b/skywalking-application-toolkit/skywalking-toolkit-opentracing/pom.xml
index 801ec13bb..e5d8428f7 100644
--- a/skywalking-application-toolkit/skywalking-toolkit-opentracing/pom.xml
+++ b/skywalking-application-toolkit/skywalking-toolkit-opentracing/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-application-toolkit</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-application-toolkit/skywalking-toolkit-trace-context/pom.xml b/skywalking-application-toolkit/skywalking-toolkit-trace-context/pom.xml
index 322c195da..47de1e392 100644
--- a/skywalking-application-toolkit/skywalking-toolkit-trace-context/pom.xml
+++ b/skywalking-application-toolkit/skywalking-toolkit-trace-context/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>skywalking-application-toolkit</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-collector/pom.xml b/skywalking-collector/pom.xml
index 43fbd9782..e695b2868 100644
--- a/skywalking-collector/pom.xml
+++ b/skywalking-collector/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <artifactId>skywalking</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <artifactId>skywalking-collector</artifactId>
     <packaging>pom</packaging>
diff --git a/skywalking-collector/skywalking-collector-cluster/pom.xml b/skywalking-collector/skywalking-collector-cluster/pom.xml
index b3e70db53..090ad1af7 100644
--- a/skywalking-collector/skywalking-collector-cluster/pom.xml
+++ b/skywalking-collector/skywalking-collector-cluster/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-collector</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-collector/skywalking-collector-commons/pom.xml b/skywalking-collector/skywalking-collector-commons/pom.xml
index 6da5a1ba6..69f906d66 100644
--- a/skywalking-collector/skywalking-collector-commons/pom.xml
+++ b/skywalking-collector/skywalking-collector-commons/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-collector</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-collector/skywalking-collector-worker/pom.xml b/skywalking-collector/skywalking-collector-worker/pom.xml
index 2880073fb..fdae9454e 100644
--- a/skywalking-collector/skywalking-collector-worker/pom.xml
+++ b/skywalking-collector/skywalking-collector-worker/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-collector</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-commons/pom.xml b/skywalking-commons/pom.xml
index f4cc05393..7cbc71e43 100644
--- a/skywalking-commons/pom.xml
+++ b/skywalking-commons/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-commons/skywalking-logging-api/pom.xml b/skywalking-commons/skywalking-logging-api/pom.xml
index e0169ecd2..ad7aa914c 100644
--- a/skywalking-commons/skywalking-logging-api/pom.xml
+++ b/skywalking-commons/skywalking-logging-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-commons</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-commons/skywalking-logging-log4j2/pom.xml b/skywalking-commons/skywalking-logging-log4j2/pom.xml
index f9b0cf77b..d139ee651 100644
--- a/skywalking-commons/skywalking-logging-log4j2/pom.xml
+++ b/skywalking-commons/skywalking-logging-log4j2/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-commons</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-commons/skywalking-trace/pom.xml b/skywalking-commons/skywalking-trace/pom.xml
index e564c43d4..27c6fb381 100644
--- a/skywalking-commons/skywalking-trace/pom.xml
+++ b/skywalking-commons/skywalking-trace/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-commons</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-commons/skywalking-util/pom.xml b/skywalking-commons/skywalking-util/pom.xml
index 10d27984f..f3e2796da 100644
--- a/skywalking-commons/skywalking-util/pom.xml
+++ b/skywalking-commons/skywalking-util/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking-commons</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/pom.xml b/skywalking-sniffer/pom.xml
index 47c7dd849..f801062fd 100644
--- a/skywalking-sniffer/pom.xml
+++ b/skywalking-sniffer/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>com.a.eye</groupId>
             <artifactId>skywalking-util</artifactId>
-            <version>3.1-2017</version>
+            <version>3.0.1-2017</version>
         </dependency>
     </dependencies>
 </project>
diff --git a/skywalking-sniffer/skywalking-agent/dependency-reduced-pom.xml b/skywalking-sniffer/skywalking-agent/dependency-reduced-pom.xml
index d3f46a198..32423811d 100644
--- a/skywalking-sniffer/skywalking-agent/dependency-reduced-pom.xml
+++ b/skywalking-sniffer/skywalking-agent/dependency-reduced-pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>skywalking-sniffer</artifactId>
     <groupId>com.a.eye</groupId>
-    <version>3.1-2017</version>
+    <version>3.0.1-2017</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>skywalking-agent</artifactId>
diff --git a/skywalking-sniffer/skywalking-agent/pom.xml b/skywalking-sniffer/skywalking-agent/pom.xml
index 3983f0c91..df778f4c8 100644
--- a/skywalking-sniffer/skywalking-agent/pom.xml
+++ b/skywalking-sniffer/skywalking-agent/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.a.eye</groupId>
         <artifactId>skywalking-sniffer</artifactId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
 
     <artifactId>skywalking-agent</artifactId>
diff --git a/skywalking-sniffer/skywalking-api/pom.xml b/skywalking-sniffer/skywalking-api/pom.xml
index 27349e1e2..d0891a6a1 100644
--- a/skywalking-sniffer/skywalking-api/pom.xml
+++ b/skywalking-sniffer/skywalking-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.a.eye</groupId>
         <artifactId>skywalking-sniffer</artifactId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
 
     <artifactId>skywalking-api</artifactId>
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/dubbo-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/dubbo-plugin/pom.xml
index 141fa8c9d..178f75fca 100644
--- a/skywalking-sniffer/skywalking-sdk-plugin/dubbo-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/dubbo-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking-sdk-plugin</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/httpClient-4.x-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/httpClient-4.x-plugin/pom.xml
index 67415f991..03d374f47 100644
--- a/skywalking-sniffer/skywalking-sdk-plugin/httpClient-4.x-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/httpClient-4.x-plugin/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.a.eye</groupId>
 		<artifactId>skywalking-sdk-plugin</artifactId>
-		<version>3.1-2017</version>
+		<version>3.0.1-2017</version>
 	</parent>
 	
 	<artifactId>skywalking-httpClient-4.x-plugin</artifactId>
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/jdbc-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/jdbc-plugin/pom.xml
index 83c74de9b..24f01faa9 100755
--- a/skywalking-sniffer/skywalking-sdk-plugin/jdbc-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/jdbc-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking-sdk-plugin</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/jedis-2.x-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/jedis-2.x-plugin/pom.xml
index 08fbd7d2a..94190a8d3 100644
--- a/skywalking-sniffer/skywalking-sdk-plugin/jedis-2.x-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/jedis-2.x-plugin/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.a.eye</groupId>
 		<artifactId>skywalking-sdk-plugin</artifactId>
-		<version>3.1-2017</version>
+		<version>3.0.1-2017</version>
 	</parent>
 
 	<artifactId>skywalking-jedis-2.x-plugin</artifactId>
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/motan-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/motan-plugin/pom.xml
index 6f2347286..c2e984a70 100644
--- a/skywalking-sniffer/skywalking-sdk-plugin/motan-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/motan-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking-sdk-plugin</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/pom.xml
index 6f80d4f4a..e6c83e9bc 100644
--- a/skywalking-sniffer/skywalking-sdk-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.a.eye</groupId>
 		<artifactId>skywalking-sniffer</artifactId>
-		<version>3.1-2017</version>
+		<version>3.0.1-2017</version>
 	</parent>
 
 	<artifactId>skywalking-sdk-plugin</artifactId>
diff --git a/skywalking-sniffer/skywalking-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml b/skywalking-sniffer/skywalking-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml
index d2c07c5ed..f77ab90af 100644
--- a/skywalking-sniffer/skywalking-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml
+++ b/skywalking-sniffer/skywalking-sdk-plugin/tomcat-7.x-8.x-plugin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>skywalking-sdk-plugin</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-sniffer-mock/pom.xml b/skywalking-sniffer/skywalking-sniffer-mock/pom.xml
index 0b20b5de0..83599637a 100644
--- a/skywalking-sniffer/skywalking-sniffer-mock/pom.xml
+++ b/skywalking-sniffer/skywalking-sniffer-mock/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-sniffer</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>skywalking-sniffer-mock</artifactId>
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/pom.xml b/skywalking-sniffer/skywalking-toolkit-activation/pom.xml
index 1b25cf931..0b6e42e93 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/pom.xml
+++ b/skywalking-sniffer/skywalking-toolkit-activation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-sniffer</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/pom.xml b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/pom.xml
index b98d02a92..2876c01c2 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/pom.xml
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-toolkit-activation</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-2.x-activation/pom.xml b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-2.x-activation/pom.xml
index 19e5f8fc3..8eeb1abb1 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-2.x-activation/pom.xml
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-2.x-activation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-toolkit-activation</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-logback-1.x-activation/pom.xml b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-logback-1.x-activation/pom.xml
index ea297a589..de9c88147 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-logback-1.x-activation/pom.xml
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-logback-1.x-activation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-toolkit-activation</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-opentracing-activation/pom.xml b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-opentracing-activation/pom.xml
index 0ea52ffe8..2e907cd52 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-opentracing-activation/pom.xml
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-opentracing-activation/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>skywalking-toolkit-activation</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/pom.xml b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/pom.xml
index c17090078..bf4480a49 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/pom.xml
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>skywalking-toolkit-activation</artifactId>
         <groupId>com.a.eye</groupId>
-        <version>3.1-2017</version>
+        <version>3.0.1-2017</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>