diff --git a/workflow/engine/xmlform/tasks/tasks_AssignmentRules.xml b/workflow/engine/xmlform/tasks/tasks_AssignmentRules.xml
index 8bede4601..ba41668a2 100755
--- a/workflow/engine/xmlform/tasks/tasks_AssignmentRules.xml
+++ b/workflow/engine/xmlform/tasks/tasks_AssignmentRules.xml
@@ -28,7 +28,7 @@
     <en><![CDATA[Time]]></en>
   </TAS_SELFSERVICE_TIME>
   <TAS_SELFSERVICE_TIME_UNIT type="dropdown">
-    <en><![CDATA[Time unit]]><option name="HOURS"><![CDATA[Hours]]></option><option name="DAYS"><![CDATA[Days]]></option></en>
+    <en><![CDATA[Time unit]]><option name="HOURS"><![CDATA[Hours]]></option><option name="DAYS"><![CDATA[Days]]></option><option name="MINUTES"><![CDATA[Minutes]]></option></en>
   </TAS_SELFSERVICE_TIME_UNIT>
   <TAS_SELFSERVICE_TRIGGER_UID type="dropdown" required="1"><![CDATA[
     SELECT TGR.TRI_UID, CON.CON_VALUE