diff --git a/README.md b/README.md
index d47a3810..957a1190 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ weixin4j
 
   `企业号API封装`
 
-* **weixin4j-wxa[1.7.9]**
+* **weixin4j-wxa[1.8.0]**
 
   `小程序 API 封装`
 
diff --git a/pom.xml b/pom.xml
index 11cfda02..7ebe0a6d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.foxinmy</groupId>
 	<artifactId>weixin4j</artifactId>
-	<version>1.7.9</version>
+	<version>1.8.0-SNAPSHOT</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 9bf3d98a..08eb0a5e 100644
--- a/weixin4j-base/pom.xml
+++ b/weixin4j-base/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>weixin4j-base</artifactId>
 	<name>weixin4j-base</name>
diff --git a/weixin4j-example/pom.xml b/weixin4j-example/pom.xml
index 986d9834..3b6eb45b 100644
--- a/weixin4j-example/pom.xml
+++ b/weixin4j-example/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<packaging>war</packaging>
 	<artifactId>weixin4j-example</artifactId>
@@ -48,13 +48,13 @@
 		<dependency>
 			<groupId>com.foxinmy</groupId>
 			<artifactId>weixin4j-mp</artifactId>
-			<version>1.7.9</version>
+			<version>1.8.0-SNAPSHOT</version>
 		</dependency>
 		<!-- 微信企业号 -->
 		<dependency>
 			<groupId>com.foxinmy</groupId>
 			<artifactId>weixin4j-qy</artifactId>
-			<version>1.7.9</version>
+			<version>1.8.0-SNAPSHOT</version>
 		</dependency>
 		<!-- 微信被动消息(回调模式) -->
 		<dependency>
diff --git a/weixin4j-mp/pom.xml b/weixin4j-mp/pom.xml
index 0e0ee994..4db3abed 100644
--- a/weixin4j-mp/pom.xml
+++ b/weixin4j-mp/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>weixin4j-mp</artifactId>
 	<name>weixin4j-mp</name>
diff --git a/weixin4j-qy/pom.xml b/weixin4j-qy/pom.xml
index 798d274c..a69764c7 100644
--- a/weixin4j-qy/pom.xml
+++ b/weixin4j-qy/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>weixin4j-qy</artifactId>
 	<name>weixin4j-qy</name>
diff --git a/weixin4j-server/pom.xml b/weixin4j-server/pom.xml
index d15af0e3..966436bb 100644
--- a/weixin4j-server/pom.xml
+++ b/weixin4j-server/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>weixin4j-server</artifactId>
 	<version>1.1.9</version>
diff --git a/weixin4j-serverX/pom.xml b/weixin4j-serverX/pom.xml
index 2b9b7518..7a5d240f 100644
--- a/weixin4j-serverX/pom.xml
+++ b/weixin4j-serverX/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>weixin4j-serverX</artifactId>
 	<version>0.0.1</version>
diff --git a/weixin4j-wxa/pom.xml b/weixin4j-wxa/pom.xml
index cec79627..81c827b4 100644
--- a/weixin4j-wxa/pom.xml
+++ b/weixin4j-wxa/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.foxinmy</groupId>
 		<artifactId>weixin4j</artifactId>
-		<version>1.7.9</version>
+		<version>1.8.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>weixin4j-wxa</artifactId>
 	<name>weixin4j-wxa</name>
diff --git a/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/AESUtils.java b/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/AESUtils.java
index d424b587..748e9889 100644
--- a/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/AESUtils.java
+++ b/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/AESUtils.java
@@ -10,6 +10,9 @@ import javax.crypto.spec.SecretKeySpec;
 
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
 
+/**
+ * @since 1.8
+ */
 final class AESUtils {
 
 	private static boolean initialized = false;
diff --git a/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/WXBizDataCrypt.java b/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/WXBizDataCrypt.java
index effcd87a..6c2ffe7d 100644
--- a/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/WXBizDataCrypt.java
+++ b/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/WXBizDataCrypt.java
@@ -10,6 +10,7 @@ import com.alibaba.fastjson.JSONObject;
 /**
  * 对微信小程序用户加密数据的解密.
  *
+ * @since 1.8
  * @see <a href="https://developers.weixin.qq.com/miniprogram/dev/api/signature.html#wxchecksessionobject">加密数据解密算法</a>
  */
 public class WXBizDataCrypt {
diff --git a/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/package-info.java b/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/package-info.java
index 6a4bfcc5..c3fc0794 100644
--- a/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/package-info.java
+++ b/weixin4j-wxa/src/main/java/com/foxinmy/weixin4j/wxa/package-info.java
@@ -1,4 +1,7 @@
 /**
- * <a href="https://developers.weixin.qq.com/miniprogram/dev/api/">WeChat Mini Program</a> support library.
+ * <a href="https://developers.weixin.qq.com/miniprogram/dev/api/">WeChat Mini
+ * Program</a> support library.
+ *
+ * @since 1.8
  */
 package com.foxinmy.weixin4j.wxa;