diff --git a/core/ormstopwatch.class.inc.php b/core/ormstopwatch.class.inc.php
index 1913a36c4..805f9f336 100644
--- a/core/ormstopwatch.class.inc.php
+++ b/core/ormstopwatch.class.inc.php
@@ -607,10 +607,11 @@ class CheckStopWatchThresholds implements iBackgroundProcess
 							// Activate any existing trigger
 							// 
 							$sClassList = implode("', '", MetaModel::EnumParentClasses($sClass, ENUM_PARENT_CLASSES_ALL));
+
 							$oTriggerSet = new DBObjectSet(
-								DBObjectSearch::FromOQL("SELECT TriggerOnThresholdReached AS t WHERE t.target_class IN ('$sClassList') AND stop_watch_code=:stop_watch_code AND threshold_index = :threshold_index"),
+								DBObjectSearch::FromOQL("SELECT TriggerOnThresholdReached AS t WHERE t.target_class IN ('$sClassList') AND stop_watch_code MATCHES '$sAttCode' AND threshold_index = :threshold_index"),
 								array(), // order by
-								array('stop_watch_code' => $sAttCode, 'threshold_index' => $iThreshold)
+								array('threshold_index' => $iThreshold)
 							);
 							while ($oTrigger = $oTriggerSet->Fetch())
 							{