diff --git a/CHANGE.md b/CHANGE.md
index 91594ebd..3357e811 100644
--- a/CHANGE.md
+++ b/CHANGE.md
@@ -417,4 +417,6 @@
   
 * 2015-08-03
 
-  + **weixin4j-server**: 新增base64解编码类(来自apache)
\ No newline at end of file
+  + **weixin4j-server**: 新增base64解编码类(来自apache)
+  
+  + 在WeixinProxy类新增VERSION字段
\ No newline at end of file
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/WeixinPayProxy.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/WeixinPayProxy.java
index cff65784..191e41c7 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/WeixinPayProxy.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/payment/WeixinPayProxy.java
@@ -523,4 +523,6 @@ public class WeixinPayProxy {
 			throws WeixinException {
 		return pay3Api.authCode2openId(authCode);
 	}
+	
+	public final static String VERSION = "1.5.2";
 }
diff --git a/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java b/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java
index 95f9150f..ae0dd14a 100644
--- a/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java
+++ b/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java
@@ -1312,4 +1312,6 @@ public class WeixinProxy {
 			throws WeixinException {
 		return dataApi.datacube(datacubeType, date);
 	}
+	
+	public final static String VERSION = "1.5.2";
 }
diff --git a/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinProxy.java b/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinProxy.java
index 39832ab1..c9faf0da 100644
--- a/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinProxy.java
+++ b/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinProxy.java
@@ -1040,4 +1040,6 @@ public class WeixinProxy {
 	public String openid2userid(String openid) throws WeixinException {
 		return userApi.openid2userid(openid);
 	}
+	
+	public final static String VERSION = "1.5.2";
 }
diff --git a/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinSuiteProxy.java b/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinSuiteProxy.java
index 62f535bd..6c6583e3 100644
--- a/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinSuiteProxy.java
+++ b/weixin4j-qy/src/main/java/com/foxinmy/weixin4j/qy/WeixinSuiteProxy.java
@@ -92,4 +92,6 @@ public class WeixinSuiteProxy {
 	public SuiteApi api(String suiteId) {
 		return this.suiteMap.get(suiteId);
 	}
+	
+	public final static String VERSION = "1.5.2";
 }