diff --git a/.github/workflows/_test_langgraph.yml b/.github/workflows/_test_langgraph.yml
index 58f4e7bbf..3f6c7c2b8 100644
--- a/.github/workflows/_test_langgraph.yml
+++ b/.github/workflows/_test_langgraph.yml
@@ -16,6 +16,7 @@ jobs:
           - "3.10"
           - "3.11"
           - "3.12"
+          - "3.13"
         core-version:
           - ">=0.2.39,<0.3.0"
           - "latest"