Index: lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/web/action/GradebookMonitoringAction.java
===================================================================
RCS file: /usr/local/cvsroot/lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/web/action/GradebookMonitoringAction.java,v
diff -u -r1.1.2.8.2.3 -r1.1.2.8.2.4
--- lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/web/action/GradebookMonitoringAction.java	17 Aug 2011 16:47:20 -0000	1.1.2.8.2.3
+++ lams_gradebook/src/java/org/lamsfoundation/lams/gradebook/web/action/GradebookMonitoringAction.java	28 Feb 2012 17:29:10 -0000	1.1.2.8.2.4
@@ -299,7 +299,7 @@
 	Lesson lesson = lessonService.getLesson(lessonID);
 
 	if (lesson != null) {
-	    String fileName = lesson.getLessonName().replaceAll(" ", "_") + ".xls";
+	    String fileName = lesson.getLessonName().replaceAll(" ", "_") + ".xlsx";
 	    
 	    response.setContentType("application/x-download");
 	    response.setHeader("Content-Disposition", "attachment;filename=" + fileName);