diff --git a/pom.xml b/pom.xml
index bc401bd..9a7994b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
         <version>7</version>
     </parent>
     <groupId>us.codecraft</groupId>
-    <version>0.5.3</version>
+    <version>0.5.4-SNAPSHOT</version>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
     <properties>
@@ -38,7 +38,7 @@
         <connection>scm:git:git@github.com:code4craft/webmagic.git</connection>
         <developerConnection>scm:git:git@github.com:code4craft/webmagic.git</developerConnection>
         <url>git@github.com:code4craft/webmagic.git</url>
-      <tag>webmagic-parent-0.5.3</tag>
+      <tag>webmagic-parent-0.5.4-SNAPSHOT</tag>
   </scm>
     <licenses>
         <license>
diff --git a/webmagic-avalon/pom.xml b/webmagic-avalon/pom.xml
index 7a0b884..1d0da7a 100644
--- a/webmagic-avalon/pom.xml
+++ b/webmagic-avalon/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-avalon/webmagic-admin/pom.xml b/webmagic-avalon/webmagic-admin/pom.xml
index 463a3cf..0626638 100644
--- a/webmagic-avalon/webmagic-admin/pom.xml
+++ b/webmagic-avalon/webmagic-admin/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-avalon</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-avalon/webmagic-avalon-common/pom.xml b/webmagic-avalon/webmagic-avalon-common/pom.xml
index a4062de..e000ffe 100644
--- a/webmagic-avalon/webmagic-avalon-common/pom.xml
+++ b/webmagic-avalon/webmagic-avalon-common/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-avalon</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-avalon/webmagic-worker/pom.xml b/webmagic-avalon/webmagic-worker/pom.xml
index 72da6b9..63f43f5 100644
--- a/webmagic-avalon/webmagic-worker/pom.xml
+++ b/webmagic-avalon/webmagic-worker/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-avalon</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-core/pom.xml b/webmagic-core/pom.xml
index af246d6..fa8326d 100644
--- a/webmagic-core/pom.xml
+++ b/webmagic-core/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>us.codecraft</groupId>
         <artifactId>webmagic-parent</artifactId>
-        <version>0.5.3</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-extension/pom.xml b/webmagic-extension/pom.xml
index 58fb30f..993a6f4 100644
--- a/webmagic-extension/pom.xml
+++ b/webmagic-extension/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>us.codecraft</groupId>
         <artifactId>webmagic-parent</artifactId>
-        <version>0.5.3</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-samples/pom.xml b/webmagic-samples/pom.xml
index 12c1a93..fcb3f6d 100644
--- a/webmagic-samples/pom.xml
+++ b/webmagic-samples/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-saxon/pom.xml b/webmagic-saxon/pom.xml
index f7ad84c..8699e66 100644
--- a/webmagic-saxon/pom.xml
+++ b/webmagic-saxon/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-scripts/pom.xml b/webmagic-scripts/pom.xml
index c4e7f3f..57e3d5d 100755
--- a/webmagic-scripts/pom.xml
+++ b/webmagic-scripts/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>webmagic-parent</artifactId>
         <groupId>us.codecraft</groupId>
-        <version>0.5.3-SNAPSHOT</version>
+        <version>0.5.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-selenium/pom.xml b/webmagic-selenium/pom.xml
index 555a97f..2d6255d 100644
--- a/webmagic-selenium/pom.xml
+++ b/webmagic-selenium/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>webmagic-parent</artifactId>
 		<groupId>us.codecraft</groupId>
-		<version>0.5.3-SNAPSHOT</version>
+		<version>0.5.4-SNAPSHOT</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>