diff --git a/apputils/build.properties b/apputils/build.properties
index 4fad09f..fbf5fd6 100644
--- a/apputils/build.properties
+++ b/apputils/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Sat Mar 29 12:14:55 HKT 2025
+#Sun Apr 27 03:10:03 GMT 2025
 stageCount=2
 libraryProject=libapputils
 baseVersion=15.2
 publishVersion=15.2.1
-buildCount=0
+buildCount=3
 baseBetaVersion=15.2.2
diff --git a/apputils/src/main/java/cc/winboll/studio/apputils/WinBollActivityBase.java b/apputils/src/main/java/cc/winboll/studio/apputils/WinBollActivityBase.java
index 1e2e8cf..ff6e426 100644
--- a/apputils/src/main/java/cc/winboll/studio/apputils/WinBollActivityBase.java
+++ b/apputils/src/main/java/cc/winboll/studio/apputils/WinBollActivityBase.java
@@ -8,12 +8,11 @@ package cc.winboll.studio.apputils;
 import android.app.Activity;
 import android.os.Bundle;
 import android.os.PersistableBundle;
-import android.support.v7.app.AppCompatActivity;
 import cc.winboll.studio.libappbase.GlobalApplication;
 import cc.winboll.studio.libappbase.winboll.IWinBollActivity;
 import cc.winboll.studio.libappbase.winboll.WinBollActivityManager;
 
-public class WinBollActivityBase extends AppCompatActivity implements IWinBollActivity {
+public class WinBollActivityBase extends Activity implements IWinBollActivity {
 
     public static final String TAG = "WinBollActivityBase";
 
diff --git a/libapputils/build.gradle b/libapputils/build.gradle
index 2cfc4fb..733822b 100644
--- a/libapputils/build.gradle
+++ b/libapputils/build.gradle
@@ -21,28 +21,7 @@ android {
 
 dependencies {
     api fileTree(dir: 'libs', include: ['*.jar'])
-    // Android 类库
-    //api 'com.android.support:appcompat-v7:28.0.0'
-    api('com.android.support:appcompat-v7:28.0.0'){
-        //exclude group: "com.android.support", module: "support-vector-drawable"
-        exclude group: "com.android.support:animated-vector-drawable:28.0.0"
-    }
-    // https://mvnrepository.com/artifact/com.android.support/support-compat
-    //api 'com.android.support:support-compat:28.0.0' // 保留原有依赖（可选）
-    // https://mvnrepository.com/artifact/com.android.support/support-v4
-    api 'com.android.support:support-v4:28.0.0'
-    // https://mvnrepository.com/artifact/com.android.support/support-media-compat
-    api 'com.android.support:support-media-compat:28.0.0'
-    // https://mvnrepository.com/artifact/com.android.support/support-core-utils
-    api 'com.android.support:support-core-utils:28.0.0'
-    // https://mvnrepository.com/artifact/com.android.support/support-core-ui
-    api 'com.android.support:support-core-ui:28.0.0'
-    // https://mvnrepository.com/artifact/com.android.support/support-fragment
-    api 'com.android.support:support-fragment:28.0.0'
-    // https://mvnrepository.com/artifact/com.android.support/recyclerview-v7
-    api 'com.android.support:recyclerview-v7:28.0.0'
-
-    api 'cc.winboll.studio:libappbase:15.2.0'
+    api 'cc.winboll.studio:libappbase:15.4.8'
     
     // 二维码类库
     api 'com.google.zxing:core:3.4.1'
diff --git a/libapputils/build.properties b/libapputils/build.properties
index 231733d..fbf5fd6 100644
--- a/libapputils/build.properties
+++ b/libapputils/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Sat Mar 29 12:14:39 HKT 2025
+#Sun Apr 27 03:10:03 GMT 2025
 stageCount=2
 libraryProject=libapputils
 baseVersion=15.2
 publishVersion=15.2.1
-buildCount=0
+buildCount=3
 baseBetaVersion=15.2.2