diff --git a/workflow/engine/classes/class.calendar.php b/workflow/engine/classes/class.calendar.php
index 48f50b77f..24c968d2b 100755
--- a/workflow/engine/classes/class.calendar.php
+++ b/workflow/engine/classes/class.calendar.php
@@ -806,7 +806,9 @@ class calendar extends CalendarDefinition
     	if ( G::toUpper($formatDuration) == 'DAYS' ) {
     		$duration = $duration*$calendarData['HOURS_FOR_DAY'];
     	}
-    
+      if ( G::toUpper($formatDuration) == 'MINUTES' ) {
+          $duration = $duration/60;
+      }
     	$hoursDuration = (float)$duration;
     	$newDate = $iniDate;
     
diff --git a/workflow/engine/xmlform/tasks/tasks_TimingControl.xml b/workflow/engine/xmlform/tasks/tasks_TimingControl.xml
index e76b99ca2..ff97fac9a 100755
--- a/workflow/engine/xmlform/tasks/tasks_TimingControl.xml
+++ b/workflow/engine/xmlform/tasks/tasks_TimingControl.xml
@@ -10,7 +10,7 @@
     <en><![CDATA[Task duration]]></en>
   </TAS_DURATION>
   <TAS_TIMEUNIT type="dropdown" defaultvalue="DAYS" group="1">
-    <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_TIMEUNIT>
   <TAS_TYPE_DAY type="dropdown" defaultvalue="1" group="1">
     <en><![CDATA[Count days by]]><option name="1"><![CDATA[Work Days]]></option><option name="2"><![CDATA[Calendar Days]]></option></en>