--- client_backup.py
+++ libs/sdk-py/langgraph_sdk/client.py
@@ -2223,7 +2223,7 @@
 
     async def join(
         self, thread_id: str, run_id: str, *, headers: dict[str, str] | None = None
-    ) -> dict:
+    ) -> dict[str, Any]:
         """Block until a run is done. Returns the final state of the thread.
 
         Args:
@@ -2232,7 +2232,7 @@
             headers: Optional custom headers to include with the request.
 
         Returns:
-            None
+            dict[str, Any]: The final state values of the thread
 
         ???+ example "Example Usage"