diff --git a/mymessagemanager/build.gradle b/mymessagemanager/build.gradle
index 5ce6f56..bd2e6c9 100644
--- a/mymessagemanager/build.gradle
+++ b/mymessagemanager/build.gradle
@@ -66,6 +66,6 @@ dependencies {
     api 'com.google.android.material:material:1.0.0'
     
     api 'cc.winboll.studio:libappbase:15.2.2'
-    api 'cc.winboll.studio:libapputils:15.2.0'
-    api 'cc.winboll.studio:libaes:15.2.0'
+    api 'cc.winboll.studio:libapputils:15.2.1'
+    api 'cc.winboll.studio:libaes:15.2.1'
 }