diff --git a/CHANGE.md b/CHANGE.md
index bd42b3e2..fa52e2f9 100644
--- a/CHANGE.md
+++ b/CHANGE.md
@@ -770,4 +770,8 @@
   
 * 2016-11-22
 
-  + weixin4j-mp:新增黑名单接口
\ No newline at end of file
+  + weixin4j-mp:新增黑名单接口
+  
+* 2016-12-13
+
+  + version upgrade to 1.7.3
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 0928bbdf..065acfa9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.foxinmy</groupId>
 	<artifactId>weixin4j</artifactId>
-	<version>1.7.2</version>
+	<version>1.7.3</version>
 	<packaging>pom</packaging>
 	<name>weixin4j</name>
 	<url>https://github.com/foxinmy/weixin4j</url>
diff --git a/weixin4j-base/pom.xml b/weixin4j-base/pom.xml
index fb075ff1..ad39d041 100644
--- a/weixin4j-base/pom.xml
+++ b/weixin4j-base/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.2</version>
+		<version>1.7.3</version>
 	</parent>
 	<artifactId>weixin4j-base</artifactId>
 	<name>weixin4j-base</name>
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 10041ec8..7df325e4 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
@@ -859,5 +859,5 @@ public class WeixinPayProxy {
 		return customsApi.queryCustomsOrder(idQuery, customsCity);
 	}
 
-	public final static String VERSION = "1.7.2";
+	public final static String VERSION = "1.7.3";
 }
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/type/mch/RefundAccountType.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/type/mch/RefundAccountType.java
new file mode 100644
index 00000000..af10c2e1
--- /dev/null
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/type/mch/RefundAccountType.java
@@ -0,0 +1,18 @@
+package com.foxinmy.weixin4j.type.mch;
+
+/**
+ * 退款资金来源
+ * @className RefundAccountType
+ * @author jinyu(foxinmy@gmail.com)
+ * @date 2016年12月12日
+ */
+public enum RefundAccountType {
+	/**
+	 * ---未结算资金退款（默认使用未结算资金退款）
+	 */
+	REFUND_SOURCE_UNSETTLED_FUNDS,
+	/**
+	 * ---可用余额退款
+	 */
+	REFUND_SOURCE_RECHARGE_FUNDS
+}
diff --git a/weixin4j-example/pom.xml b/weixin4j-example/pom.xml
index 9d4e4a38..098860cd 100644
--- a/weixin4j-example/pom.xml
+++ b/weixin4j-example/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.2</version>
+		<version>1.7.3</version>
 	</parent>
 	<artifactId>weixin4j-example</artifactId>
 	<version>1.0</version>
@@ -47,13 +47,13 @@
 		<dependency>
 			<groupId>com.foxinmy</groupId>
 			<artifactId>weixin4j-mp</artifactId>
-			<version>1.7.2</version>
+			<version>1.7.3</version>
 		</dependency>
 		<!-- 微信企业号 -->
 		<dependency>
 			<groupId>com.foxinmy</groupId>
 			<artifactId>weixin4j-qy</artifactId>
-			<version>1.7.2</version>
+			<version>1.7.3</version>
 		</dependency>
 		<!-- 微信被动消息(回调模式) -->
 		<dependency>
diff --git a/weixin4j-mp/CHANGE.md b/weixin4j-mp/CHANGE.md
index 6178cb46..2ededc69 100644
--- a/weixin4j-mp/CHANGE.md
+++ b/weixin4j-mp/CHANGE.md
@@ -256,4 +256,8 @@
   
 * 2016-11-22
 
-  + 新增黑名单接口
\ No newline at end of file
+  + 新增黑名单接口
+  
+* 2016-12-13
+
+  + version upgrade to 1.7.3
\ No newline at end of file
diff --git a/weixin4j-mp/pom.xml b/weixin4j-mp/pom.xml
index 8d9c6e75..07ea2246 100644
--- a/weixin4j-mp/pom.xml
+++ b/weixin4j-mp/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.2</version>
+		<version>1.7.3</version>
 	</parent>
 	<artifactId>weixin4j-mp</artifactId>
 	<name>weixin4j-mp</name>
@@ -29,5 +29,11 @@
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>ch.qos.logback</groupId>
+			<artifactId>logback-core</artifactId>
+			<version>1.1.8</version>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 </project>
\ No newline at end of file
diff --git a/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinComponentProxy.java b/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinComponentProxy.java
index 0472baeb..8f66eec2 100644
--- a/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinComponentProxy.java
+++ b/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/WeixinComponentProxy.java
@@ -225,5 +225,5 @@ public class WeixinComponentProxy {
 				authAppId), component(componentId).getTokenManager());
 	}
 
-	public final static String VERSION = "1.7.2";
+	public final static String VERSION = "1.7.3";
 }
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 bd2f2de6..57357278 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
@@ -2062,5 +2062,5 @@ public class WeixinProxy {
 		return cardApi.createCardQR(expireSeconds, cardQRs);
 	}
 
-	public final static String VERSION = "1.7.2";
+	public final static String VERSION = "1.7.3";
 }
diff --git a/weixin4j-qy/CHANGE.md b/weixin4j-qy/CHANGE.md
index f84d846f..96338603 100644
--- a/weixin4j-qy/CHANGE.md
+++ b/weixin4j-qy/CHANGE.md
@@ -195,4 +195,8 @@
   
 * 2016-10-10
 
-  + version upgrade to 1.7.2
\ No newline at end of file
+  + version upgrade to 1.7.2
+  
+* 2016-12-13
+
+  + version upgrade to 1.7.3
\ No newline at end of file
diff --git a/weixin4j-qy/pom.xml b/weixin4j-qy/pom.xml
index 3691fc4d..9c16a356 100644
--- a/weixin4j-qy/pom.xml
+++ b/weixin4j-qy/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.2</version>
+		<version>1.7.3</version>
 	</parent>
 	<artifactId>weixin4j-qy</artifactId>
 	<name>weixin4j-qy</name>
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 8c6117b0..2748d886 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
@@ -1433,5 +1433,5 @@ public class WeixinProxy {
 		return chatApi.sendChatMessage(message);
 	}
 
-	public final static String VERSION = "1.7.2";
+	public final static String VERSION = "1.7.3";
 }
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 932f4577..017cd8cd 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
@@ -285,5 +285,5 @@ public class WeixinSuiteProxy {
 				suite(suiteId).getTokenManager());
 	}
 
-	public final static String VERSION = "1.7.2";
+	public final static String VERSION = "1.7.3";
 }