1 files changed, 6 insertions, 0 deletions
diff --git a/app/services/incident_management/timeline_events/update_service.rb b/app/services/incident_management/timeline_events/update_service.rb
index fe8b4879561..83497b123dd 100644
--- a/app/services/incident_management/timeline_events/update_service.rb
+++ b/app/services/incident_management/timeline_events/update_service.rb
@@ -17,11 +17,13 @@ module IncidentManagement
       end
 
       def execute
+        return error_non_editable unless timeline_event.editable?
         return error_no_permissions unless allowed?
 
         if timeline_event.update(update_params)
           add_system_note(timeline_event)
 
+          track_usage_event(:incident_management_timeline_event_edited, user.id)
           success(timeline_event)
         else
           error_in_save(timeline_event)
@@ -56,6 +58,10 @@ module IncidentManagement
 
         :none
       end
+
+      def error_non_editable
+        error(_('You cannot edit this timeline event.'))
+      end
     end
   end
 end