diff --git a/builtinftp/src/main/AndroidManifest.xml b/builtinftp/src/main/AndroidManifest.xml
index 42bb983..0dcf6e4 100644
--- a/builtinftp/src/main/AndroidManifest.xml
+++ b/builtinftp/src/main/AndroidManifest.xml
@@ -6,4 +6,5 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
     <uses-permission android:name="android.permission.CHANGE_WIFI_MULTICAST_STATE"/>
+    <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"/>
 </manifest>