diff --git a/docs/docs/configuration/overview.md b/docs/docs/configuration/overview.md
index 78c27679..9d1682a9 100644
--- a/docs/docs/configuration/overview.md
+++ b/docs/docs/configuration/overview.md
@@ -500,7 +500,7 @@ http:
         status:
           - "401-403"
         service: oauth-backend
-        query: "/oauth2/sign_in"
+        query: "/oauth2/sign_in?rd={url}"
 ```
 
 ### ForwardAuth with static upstreams configuration