diff --git a/pom.xml b/pom.xml
index 987b3c6..e5a40b8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
         <version>7</version>
     </parent>
     <groupId>us.codecraft</groupId>
-    <version>0.6.1</version>
+    <version>0.6.1-SNAPSHOT</version>
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
     <properties>
diff --git a/webmagic-core/pom.xml b/webmagic-core/pom.xml
index 8bda0f6..d789539 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>0.6.1</version>
+        <version>0.6.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-extension/pom.xml b/webmagic-extension/pom.xml
index 85b869a..76ee2d9 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>0.6.1</version>
+        <version>0.6.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/PhantomJSDownloader.java b/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/PhantomJSDownloader.java
index fa271dd..fd0cc47 100644
--- a/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/PhantomJSDownloader.java
+++ b/webmagic-extension/src/main/java/us/codecraft/webmagic/downloader/PhantomJSDownloader.java
@@ -39,7 +39,6 @@ public class PhantomJSDownloader extends AbstractDownloader {
      *    /usr/local/bin/phantomjs 命令的绝对路径，避免因系统环境变量引起的IOException
      *   
      * @param phantomJsCommand
-     * @return this
      */
     public PhantomJSDownloader(String phantomJsCommand) {
         this.initPhantomjsCrawlPath();
@@ -49,7 +48,7 @@ public class PhantomJSDownloader extends AbstractDownloader {
     /**
      * 新增构造函数，支持crawl.js路径自定义，因为当其他项目依赖此jar包时，runtime.exec()执行phantomjs命令时无使用法jar包中的crawl.js
      * <pre>
-     * crawl.js start -->>
+     * crawl.js start --
      * 
      *   var system = require('system');
      *   var url = system.args[1];
@@ -69,7 +68,7 @@ public class PhantomJSDownloader extends AbstractDownloader {
      *       phantom.exit();
      *   });
      *   
-     * <<-- crawl.js end
+     * -- crawl.js end
      * </pre>
      * 具体项目时可以将以上js代码复制下来使用
      *   
@@ -78,7 +77,6 @@ public class PhantomJSDownloader extends AbstractDownloader {
      * 
      * @param phantomJsCommand phantomJsCommand
      * @param crawlJsPath crawlJsPath
-     * @return this
      */
     public PhantomJSDownloader(String phantomJsCommand, String crawlJsPath) {
       PhantomJSDownloader.phantomJsCommand = phantomJsCommand;
diff --git a/webmagic-samples/pom.xml b/webmagic-samples/pom.xml
index bc0595d..8ac4d5b 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>0.6.1</version>
+        <version>0.6.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-saxon/pom.xml b/webmagic-saxon/pom.xml
index fbac822..bfbe4e3 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>0.6.1</version>
+        <version>0.6.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-scripts/pom.xml b/webmagic-scripts/pom.xml
index 0b334c8..6095a57 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>0.6.1</version>
+        <version>0.6.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/webmagic-selenium/pom.xml b/webmagic-selenium/pom.xml
index ccd07e3..fdd5dfb 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>0.6.1</version>
+		<version>0.6.1-SNAPSHOT</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>