diff --git a/apps/files_external/lib/Lib/Backend/SMB.php b/apps/files_external/lib/Lib/Backend/SMB.php
index 70eaa2064833b..bf73c5b40f844 100644
--- a/apps/files_external/lib/Lib/Backend/SMB.php
+++ b/apps/files_external/lib/Lib/Backend/SMB.php
@@ -112,7 +112,7 @@ public function manipulateStorageConfig(StorageConfig &$storage, IUser $user = n
 								$username = $user;
 								$workgroup = $realm;
 							} else {
-								$username = $matches[1];;
+								$username = $matches[1];
 								$workgroup = $matches[2];
 							}
 							$smbAuth = new BasicAuth(