diff --git a/apps/files_external/lib/Lib/Auth/PublicKey/RSA.php b/apps/files_external/lib/Lib/Auth/PublicKey/RSA.php
index d45db03b2da63..c320a09e3b3f7 100644
--- a/apps/files_external/lib/Lib/Auth/PublicKey/RSA.php
+++ b/apps/files_external/lib/Lib/Auth/PublicKey/RSA.php
@@ -66,6 +66,7 @@ public function manipulateStorageConfig(StorageConfig &$storage, IUser $user = n
 				throw new \RuntimeException('unable to load private key');
 			}
 		}
+		$auth->setPassword('');
 		$storage->setBackendOption('public_key_auth', $auth);
 	}
 
diff --git a/apps/files_external/lib/Lib/Auth/PublicKey/RSAPrivateKey.php b/apps/files_external/lib/Lib/Auth/PublicKey/RSAPrivateKey.php
index 7d04aaaf05711..3b657604f0b3f 100644
--- a/apps/files_external/lib/Lib/Auth/PublicKey/RSAPrivateKey.php
+++ b/apps/files_external/lib/Lib/Auth/PublicKey/RSAPrivateKey.php
@@ -64,6 +64,8 @@ public function manipulateStorageConfig(StorageConfig &$storage, IUser $user = n
 				throw new \RuntimeException('unable to load private key');
 			}
 		}
+
+		$auth->setPassword('');
 		$storage->setBackendOption('public_key_auth', $auth);
 	}
 }