diff --git a/brouter-routing-app/src/main/AndroidManifest.xml b/brouter-routing-app/src/main/AndroidManifest.xml
index 58395db..356c59d 100644
--- a/brouter-routing-app/src/main/AndroidManifest.xml
+++ b/brouter-routing-app/src/main/AndroidManifest.xml
@@ -14,7 +14,8 @@
         android:icon="@mipmap/ic_launcher"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:label="@string/app_name"
-        android:allowBackup="false">
+        android:allowBackup="false"
+        android:preserveLegacyExternalStorage="true">
         <activity android:name=".BRouterActivity"
             android:label="@string/app_name"
             android:exported="true"
@@ -44,4 +45,4 @@
             />
 
     </application>
-</manifest>
\ No newline at end of file
+</manifest>