diff --git a/src/lib/utils/utils.php b/src/lib/utils/utils.php
index b639a9c7..d451e7cc 100644
--- a/src/lib/utils/utils.php
+++ b/src/lib/utils/utils.php
@@ -296,7 +296,7 @@ static public function ExtractBaseDate($goid, $recurStartTime) {
     static public function GetCutOffDate($filtertype) {
         $back = Utils::GetFiltertypeInterval($filtertype);
 
-        if (($back === false) || ($back == SYNC_FILTERTYPE_DISABLED)) {
+        if (($back === false) || ($back == SYNC_FILTERTYPE_DISABLE)) {
             return 0; // unlimited
         }