diff --git a/quartz-core/src/main/resources/org/quartz/xml/job_scheduling_data_2_0.xsd b/quartz-core/src/main/resources/org/quartz/xml/job_scheduling_data_2_0.xsd
index b8fe98831..bad0b0e86 100644
--- a/quartz-core/src/main/resources/org/quartz/xml/job_scheduling_data_2_0.xsd
+++ b/quartz-core/src/main/resources/org/quartz/xml/job_scheduling_data_2_0.xsd
@@ -211,29 +211,29 @@
                 
                 SECONDS:
                 (   
-                ((([0-9]|[0-5][0-9]),)*([0-9]|[0-5][0-9]))
-                | (([\*]|[0-9]|[0-5][0-9])(/|-)([0-9]|[0-5][0-9]))
+                ((([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?,)*([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?)
+                | (([\*]|[0-9]|[0-5][0-9])/([0-9]|[0-5][0-9]))
                 | ([\?])
                 | ([\*])
                 ) [\s]
                 MINUTES:
                 (   
-                ((([0-9]|[0-5][0-9]),)*([0-9]|[0-5][0-9]))
-                | (([\*]|[0-9]|[0-5][0-9])(/|-)([0-9]|[0-5][0-9]))
+                ((([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?,)*([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?)
+                | (([\*]|[0-9]|[0-5][0-9])/([0-9]|[0-5][0-9]))
                 | ([\?])
                 | ([\*])
                 ) [\s]
                 HOURS:
                 (
-                ((([0-9]|[0-1][0-9]|[2][0-3]),)*([0-9]|[0-1][0-9]|[2][0-3]))
-                | (([\*]|[0-9]|[0-1][0-9]|[2][0-3])(/|-)([0-9]|[0-1][0-9]|[2][0-3])) 
+                ((([0-9]|[0-1][0-9]|[2][0-3])(-([0-9]|[0-1][0-9]|[2][0-3]))?,)*([0-9]|[0-1][0-9]|[2][0-3])(-([0-9]|[0-1][0-9]|[2][0-3]))?)
+                | (([\*]|[0-9]|[0-1][0-9]|[2][0-3])/([0-9]|[0-1][0-9]|[2][0-3]))
                 | ([\?])
                 | ([\*]) 
                 ) [\s]
                 DAY OF MONTH:
                 (
-                ((([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1]),)*([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(C)?)
-                | (([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(/|-)([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(C)?)
+                ((([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(-([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1]))?,)*([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(-([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1]))?(C)?)
+                | (([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])/([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(C)?)
                 | (L(-[0-9])?)
                 | (L(-[1-2][0-9])?)
                 | (L(-[3][0-1])?)
@@ -245,19 +245,19 @@
                 )[\s]
                 MONTH:
                 (  
-                ((([1-9]|0[1-9]|1[0-2]),)*([1-9]|0[1-9]|1[0-2]))
-                | (([1-9]|0[1-9]|1[0-2])(/|-)([1-9]|0[1-9]|1[0-2]))
-                | (((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC),)*(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))
-                | ((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)(-|/)(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))
+                ((([1-9]|0[1-9]|1[0-2])(-([1-9]|0[1-9]|1[0-2]))?,)*([1-9]|0[1-9]|1[0-2])(-([1-9]|0[1-9]|1[0-2]))?)
+                | (([1-9]|0[1-9]|1[0-2])/([1-9]|0[1-9]|1[0-2]))
+                | (((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)(-(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))?,)*(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)(-(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))?)
+                | ((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)/(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))
                 | ([\?])
                 | ([\*])
                 )[\s]
                 DAY OF WEEK:
                 ( 
-                (([1-7],)*([1-7]))
-                | ([1-7](/|-)([1-7]))
-                | (((MON|TUE|WED|THU|FRI|SAT|SUN),)*(MON|TUE|WED|THU|FRI|SAT|SUN)(C)?)
-                | ((MON|TUE|WED|THU|FRI|SAT|SUN)(-|/)(MON|TUE|WED|THU|FRI|SAT|SUN)(C)?)
+                (([1-7](-([1-7]))?,)*([1-7])(-([1-7]))?)
+                | ([1-7]/([1-7]))
+                | (((MON|TUE|WED|THU|FRI|SAT|SUN)(-(MON|TUE|WED|THU|FRI|SAT|SUN))?,)*(MON|TUE|WED|THU|FRI|SAT|SUN)(-(MON|TUE|WED|THU|FRI|SAT|SUN))?(C)?)
+                | ((MON|TUE|WED|THU|FRI|SAT|SUN)/(MON|TUE|WED|THU|FRI|SAT|SUN)(C)?)
                 | (([1-7]|(MON|TUE|WED|THU|FRI|SAT|SUN))(L|LW)?)
                 | (([1-7]|MON|TUE|WED|THU|FRI|SAT|SUN)#([1-7])?)
                 | ([\?])
@@ -268,13 +268,13 @@
                 [\s]?
                 ([\*])?
                 | ((19[7-9][0-9])|(20[0-9][0-9]))?
-                | (((19[7-9][0-9])|(20[0-9][0-9]))(-|/)((19[7-9][0-9])|(20[0-9][0-9])))?
-                | ((((19[7-9][0-9])|(20[0-9][0-9])),)*((19[7-9][0-9])|(20[0-9][0-9])))?
+                | (((19[7-9][0-9])|(20[0-9][0-9]))/((19[7-9][0-9])|(20[0-9][0-9])))?
+                | ((((19[7-9][0-9])|(20[0-9][0-9]))(-((19[7-9][0-9])|(20[0-9][0-9])))?,)*((19[7-9][0-9])|(20[0-9][0-9]))(-((19[7-9][0-9])|(20[0-9][0-9])))?)?
                 )
             </xs:documentation>
         </xs:annotation>
         <xs:restriction base="xs:string">
-            <xs:pattern value="(((([0-9]|[0-5][0-9]),)*([0-9]|[0-5][0-9]))|(([\*]|[0-9]|[0-5][0-9])(/|-)([0-9]|[0-5][0-9]))|([\?])|([\*]))[\s](((([0-9]|[0-5][0-9]),)*([0-9]|[0-5][0-9]))|(([\*]|[0-9]|[0-5][0-9])(/|-)([0-9]|[0-5][0-9]))|([\?])|([\*]))[\s](((([0-9]|[0-1][0-9]|[2][0-3]),)*([0-9]|[0-1][0-9]|[2][0-3]))|(([\*]|[0-9]|[0-1][0-9]|[2][0-3])(/|-)([0-9]|[0-1][0-9]|[2][0-3]))|([\?])|([\*]))[\s](((([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1]),)*([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(C)?)|(([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(/|-)([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(C)?)|(L(-[0-9])?)|(L(-[1-2][0-9])?)|(L(-[3][0-1])?)|(LW)|([1-9]W)|([1-3][0-9]W)|([\?])|([\*]))[\s](((([1-9]|0[1-9]|1[0-2]),)*([1-9]|0[1-9]|1[0-2]))|(([1-9]|0[1-9]|1[0-2])(/|-)([1-9]|0[1-9]|1[0-2]))|(((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC),)*(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))|((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)(-|/)(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))|([\?])|([\*]))[\s]((([1-7],)*([1-7]))|([1-7](/|-)([1-7]))|(((MON|TUE|WED|THU|FRI|SAT|SUN),)*(MON|TUE|WED|THU|FRI|SAT|SUN)(C)?)|((MON|TUE|WED|THU|FRI|SAT|SUN)(-|/)(MON|TUE|WED|THU|FRI|SAT|SUN)(C)?)|(([1-7]|(MON|TUE|WED|THU|FRI|SAT|SUN))?(L|LW)?)|(([1-7]|MON|TUE|WED|THU|FRI|SAT|SUN)#([1-7])?)|([\?])|([\*]))([\s]?(([\*])?|(19[7-9][0-9])|(20[0-9][0-9]))?| (((19[7-9][0-9])|(20[0-9][0-9]))(-|/)((19[7-9][0-9])|(20[0-9][0-9])))?| ((((19[7-9][0-9])|(20[0-9][0-9])),)*((19[7-9][0-9])|(20[0-9][0-9])))?)"/> 
+            <xs:pattern value="(((([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?,)*([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?)|(([\*]|[0-9]|[0-5][0-9])/([0-9]|[0-5][0-9]))|([\?])|([\*]))[\s](((([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?,)*([0-9]|[0-5][0-9])(-([0-9]|[0-5][0-9]))?)|(([\*]|[0-9]|[0-5][0-9])/([0-9]|[0-5][0-9]))|([\?])|([\*]))[\s](((([0-9]|[0-1][0-9]|[2][0-3])(-([0-9]|[0-1][0-9]|[2][0-3]))?,)*([0-9]|[0-1][0-9]|[2][0-3])(-([0-9]|[0-1][0-9]|[2][0-3]))?)|(([\*]|[0-9]|[0-1][0-9]|[2][0-3])/([0-9]|[0-1][0-9]|[2][0-3]))|([\?])|([\*]))[\s](((([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(-([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1]))?,)*([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(-([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1]))?(C)?)|(([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])/([1-9]|[0][1-9]|[1-2][0-9]|[3][0-1])(C)?)|(L(-[0-9])?)|(L(-[1-2][0-9])?)|(L(-[3][0-1])?)|(LW)|([1-9]W)|([1-3][0-9]W)|([\?])|([\*]))[\s](((([1-9]|0[1-9]|1[0-2])(-([1-9]|0[1-9]|1[0-2]))?,)*([1-9]|0[1-9]|1[0-2])(-([1-9]|0[1-9]|1[0-2]))?)|(([1-9]|0[1-9]|1[0-2])/([1-9]|0[1-9]|1[0-2]))|(((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)(-(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))?,)*(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)(-(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))?)|((JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)/(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC))|([\?])|([\*]))[\s]((([1-7](-([1-7]))?,)*([1-7])(-([1-7]))?)|([1-7]/([1-7]))|(((MON|TUE|WED|THU|FRI|SAT|SUN)(-(MON|TUE|WED|THU|FRI|SAT|SUN))?,)*(MON|TUE|WED|THU|FRI|SAT|SUN)(-(MON|TUE|WED|THU|FRI|SAT|SUN))?(C)?)|((MON|TUE|WED|THU|FRI|SAT|SUN)/(MON|TUE|WED|THU|FRI|SAT|SUN)(C)?)|(([1-7]|(MON|TUE|WED|THU|FRI|SAT|SUN))?(L|LW)?)|(([1-7]|MON|TUE|WED|THU|FRI|SAT|SUN)#([1-7])?)|([\?])|([\*]))([\s]?(([\*])?|(19[7-9][0-9])|(20[0-9][0-9]))?| (((19[7-9][0-9])|(20[0-9][0-9]))/((19[7-9][0-9])|(20[0-9][0-9])))?| ((((19[7-9][0-9])|(20[0-9][0-9]))(-((19[7-9][0-9])|(20[0-9][0-9])))?,)*((19[7-9][0-9])|(20[0-9][0-9]))(-((19[7-9][0-9])|(20[0-9][0-9])))?)?)"/>
         </xs:restriction>
     </xs:simpleType>
      
diff --git a/quartz-core/src/test/java/org/quartz/xml/XMLSchedulingDataProcessorTest.java b/quartz-core/src/test/java/org/quartz/xml/XMLSchedulingDataProcessorTest.java
index 85640aa5a..cccdf805c 100755
--- a/quartz-core/src/test/java/org/quartz/xml/XMLSchedulingDataProcessorTest.java
+++ b/quartz-core/src/test/java/org/quartz/xml/XMLSchedulingDataProcessorTest.java
@@ -151,7 +151,7 @@ public void testXsdSchemaValidationOnVariousTriggers() throws Exception {
 			XMLSchedulingDataProcessor processor = new XMLSchedulingDataProcessor(clhelper);
 			processor.processFileAndScheduleJobs("org/quartz/xml/job-scheduling-data-2.0_trigger-samples.xml", scheduler);
 			assertEquals(1, scheduler.getJobKeys(GroupMatcher.jobGroupEquals("DEFAULT")).size());
-			assertEquals(34, scheduler.getTriggerKeys(GroupMatcher.triggerGroupEquals("DEFAULT")).size());
+			assertEquals(35, scheduler.getTriggerKeys(GroupMatcher.triggerGroupEquals("DEFAULT")).size());
 		} finally {
 			if (scheduler != null)
 				scheduler.shutdown();
diff --git a/quartz-core/src/test/resources/org/quartz/xml/job-scheduling-data-2.0_trigger-samples.xml b/quartz-core/src/test/resources/org/quartz/xml/job-scheduling-data-2.0_trigger-samples.xml
index f4d9c503d..ba1c335cc 100755
--- a/quartz-core/src/test/resources/org/quartz/xml/job-scheduling-data-2.0_trigger-samples.xml
+++ b/quartz-core/src/test/resources/org/quartz/xml/job-scheduling-data-2.0_trigger-samples.xml
@@ -270,7 +270,14 @@
 				<cron-expression>*/15 5/50 5/15 1/3 7/6 ?</cron-expression>
 			</cron>
 		</trigger>
-		
+    <trigger>
+  			<cron>
+  				<name>QTZ-329</name>
+  				<job-name>job1</job-name>
+          <cron-expression>0 0/30 0-6,12,19-21,22 * * ?</cron-expression>
+  			</cron>
+  		</trigger>
+
 	</schedule>
 	
 </job-scheduling-data>
\ No newline at end of file