diff --git a/docs/tutorial/DataNotification.md b/docs/tutorial/DataNotification.md
index f113327fe34d362f94ca1d76f84bfc4e940d1400..6a46c020e087509031dc6ab2890d7b7e0acafa19 100644
--- a/docs/tutorial/DataNotification.md
+++ b/docs/tutorial/DataNotification.md
@@ -76,7 +76,7 @@ A sample output is shown below. Please note the "name" of the topic. This is req
                 "deletionType": "soft"
             },
             {
-                "id": "common:abc:123",
+                "id": "common:abc:1234",
                 "kind": "common:petrel:regularheightfieldsurface:1.0.0",
                 "op": "delete",
                 "deletionType": "hard"