diff --git a/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java b/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java
index 69e80fa..6585279 100644
--- a/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java
+++ b/src/main/java/org/gcube/applicationsupportlayer/social/ApplicationNotificationsManager.java
@@ -232,7 +232,7 @@ public class ApplicationNotificationsManager extends SocialPortalBridge implemen
 				userIdToNotify, //user no notify
 				"messageid_not_provided",  //the 
 				new Date(),
-				"", 
+				"group/data-e-infrastructure-gateway/messages", 
 				"sent you a message with subject: " + escapeHtml(subject),
 				false, 
 				aslSession.getUsername(),
@@ -252,7 +252,7 @@ public class ApplicationNotificationsManager extends SocialPortalBridge implemen
 				userIdToNotify, //user no notify
 				feedid,  //the post 
 				new Date(),
-				"?oid="+feedid, 
+				"group/data-e-infrastructure-gateway?oid="+feedid, 
 				"commented on your post: " + escapeHtml(feedText),
 				false, 
 				aslSession.getUsername(),
@@ -279,7 +279,7 @@ public class ApplicationNotificationsManager extends SocialPortalBridge implemen
 				userIdToNotify, //user no notify
 				feedid,  //the post 
 				new Date(),
-				"?oid="+feedid, 
+				"group/data-e-infrastructure-gateway?oid="+feedid, 
 				"likes your post: " + escapeHtml(feedText),
 				false, 
 				aslSession.getUsername(),