Index: lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java
===================================================================
diff -u -r136253f1697ee6d6bfe856c071071365314ca88c -re3cae623ab555eabe1ae24ddf46e2bfc55464ff3
--- lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java	(.../ForumService.java)	(revision 136253f1697ee6d6bfe856c071071365314ca88c)
+++ lams_tool_forum/src/java/org/lamsfoundation/lams/tool/forum/service/ForumService.java	(.../ForumService.java)	(revision e3cae623ab555eabe1ae24ddf46e2bfc55464ff3)
@@ -1538,7 +1538,7 @@
 	boolean isHtmlFormat = forum.isAllowRichEditor();
 
 	if (forum.isNotifyLearnersOnForumPosting()) {
-	    List<User> learners = lessonService.getLearnersHaveAttemptedActivity(activity);
+	    List<User> learners = lessonService.getLearnersAttemptedOrCompletedActivity(activity);
 	    if (learners != null && !learners.isEmpty()) {
 		ArrayList<Integer> learnerIds = new ArrayList<Integer>();
 		for (User learner : learners) {