diff --git a/app/build.gradle b/app/build.gradle
index 9f5fa51..dc1c244 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -16,7 +16,7 @@ android {
         targetSdk 35
         versionCode 7
         versionName "3.1"
-
+        multiDexEnabled true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
 
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 957ad6b..0f32237 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -18,16 +18,16 @@
         android:usesCleartextTraffic="true"
         tools:targetApi="34">
         <activity
-            android:name=".tuto_3"
+            android:name="com.bouillie.web.tuto_3"
             android:exported="false" />
         <activity
-            android:name=".tuto_2"
+            android:name="com.bouillie.web.tuto_2"
             android:exported="false" />
         <activity
-            android:name=".tuto_1"
+            android:name="com.bouillie.web.tuto_1"
             android:exported="false" />
         <activity
-            android:name=".MainActivity"
+            android:name="com.bouillie.web.MainActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />