diff --git a/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java b/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java
index 5817891..f9dc1c1 100644
--- a/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java
+++ b/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java
@@ -263,8 +263,19 @@ public class ApplicationNotificationsManager extends SocialPortalBridge implemen
 	 */
 	@Override
 	public boolean notifyCommentReply(String userIdToNotify, String feedid, String feedText) {
-		//TODO: missing implementation 
-		return false;
+		Notification not = new Notification(
+				UUID.randomUUID().toString(), 
+				NotificationType.COMMENT, 
+				userIdToNotify, //user no notify
+				feedid,  //the post 
+				new Date(),
+				"/group/data-e-infrastructure-gateway?oid="+feedid, 
+				"commented on one of your favorite posts: " + escapeHtml(feedText),
+				false, 
+				aslSession.getUsername(),
+				aslSession.getUserFullName(), 
+				aslSession.getUserAvatarId());
+		return saveNotification(not);
 	}
 	/**
 	 * {@inheritDoc}