diff --git a/inc/caldav-PUT.php b/inc/caldav-PUT.php
index 12e813a4..40f15f1d 100644
--- a/inc/caldav-PUT.php
+++ b/inc/caldav-PUT.php
@@ -23,7 +23,7 @@ if ( ! ini_get('open_basedir') && (isset($c->dbg['ALL']) || (isset($c->dbg['put'
 }
 
 include_once('caldav-PUT-functions.php');
-$is_collection = controlRequestContainer($request->username,$request->user_no, $request->path, true);
+$is_collection = controlRequestContainer( $request->username, $request->user_no, $request->path, true);
 
 $lock_opener = $request->FailIfLocked();