diff --git a/README.md b/README.md
index 0842300..e06f07b 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@
 
 ```gradle
 dependencies {
-    compile 'com.qianwen:update-app:3.2.3'
+    compile 'com.qianwen:update-app:3.2.4'
 }
 ```
 
diff --git a/update-app/src/main/java/com/vector/update_app/UpdateAppManager.java b/update-app/src/main/java/com/vector/update_app/UpdateAppManager.java
index 881ea8f..9645218 100644
--- a/update-app/src/main/java/com/vector/update_app/UpdateAppManager.java
+++ b/update-app/src/main/java/com/vector/update_app/UpdateAppManager.java
@@ -87,7 +87,7 @@ public void showDialog() {
     /**
      * 检测是否有新版本
      *
-     * @param callback
+     * @param callback 更新回调
      */
     public void checkNewApp(final UpdateCallback callback) {
         if (callback == null) {
diff --git a/update-app/src/main/java/com/vector/update_app/service/DownloadService.java b/update-app/src/main/java/com/vector/update_app/service/DownloadService.java
index e215ea4..045bc04 100644
--- a/update-app/src/main/java/com/vector/update_app/service/DownloadService.java
+++ b/update-app/src/main/java/com/vector/update_app/service/DownloadService.java
@@ -149,6 +149,8 @@ public interface DownloadCallback {
     public class DownloadBinder extends Binder {
         /**
          * 开始下载
+         * @param updateApp 新app信息
+         * @param callback 下载回调
          */
         public void start(UpdateAppBean updateApp, DownloadCallback callback) {
             //初始化通知栏
diff --git a/update-app/src/main/java/com/vector/update_app/utils/DrawableUtil.java b/update-app/src/main/java/com/vector/update_app/utils/DrawableUtil.java
index a3cb902..27b2a9e 100644
--- a/update-app/src/main/java/com/vector/update_app/utils/DrawableUtil.java
+++ b/update-app/src/main/java/com/vector/update_app/utils/DrawableUtil.java
@@ -224,8 +224,8 @@ public static void setTextStrokeTheme(TextView textView) {
 
     /**
      * 默认空心 设置TextView 主题，随机颜色
-     *
-     * @param textView textView
+     * @param textView 文本控件
+     * @param color 颜色
      */
     public static void setTextStrokeTheme(TextView textView, int color) {
         setTextStrokeTheme(textView, 6, 10, color);