diff --git a/apps/files_trashbin/lib/Trashbin.php b/apps/files_trashbin/lib/Trashbin.php
index 90f74e51e8167..81560781f6ca8 100644
--- a/apps/files_trashbin/lib/Trashbin.php
+++ b/apps/files_trashbin/lib/Trashbin.php
@@ -1119,6 +1119,7 @@ public static function isEmpty($user) {
 					return false;
 				}
 			}
+			closedir($dh);
 		}
 		return true;
 	}