diff --git a/README.md b/README.md
index ae89011..3e1cd0c 100644
--- a/README.md
+++ b/README.md
@@ -44,3 +44,6 @@ won't show up until after the next update.
         path('tns/', include('tom_tns.urls', namespace='tns')),
    ]
    ```
+
+Once configured, a `TNS` button should appear below the Target Name. 
+NOTE: Users who are using `tomtoolkit<2.15.12` will have to add the TNS button manually.