diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index d9f0a6d..cc84e99 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -5,7 +5,7 @@ en:
     oauth2_client_secret: 'Client Secret for custom OAuth2'
     oauth2_authorize_url: 'Authorization URL for OAuth2'
     oauth2_token_url: 'Token URL for OAuth2'
-    oauth2_user_json_url: 'URL to fetch user JSON for OAuth2'
+    oauth2_user_json_url: 'URL to fetch user JSON for OAuth2 (note we replace :id with the id returned by OAuth call and :token with the token id)'
     oauth2_json_user_id_path: 'Path in the OAuth2 User JSON to the user id. eg: user.id'
     oauth2_json_username_path: 'Path in the OAuth2 User JSON to the username. eg: user.username'
     oauth2_json_name_path: "Path in the OAuth2 User JSON to the user's full: user.name.full"