diff --git a/pkgs/development/python-modules/langgraph-sdk/default.nix b/pkgs/development/python-modules/langgraph-sdk/default.nix
index 1fc1067db2e4..94bf3ba3c234 100644
--- a/pkgs/development/python-modules/langgraph-sdk/default.nix
+++ b/pkgs/development/python-modules/langgraph-sdk/default.nix
@@ -18,14 +18,14 @@
 
 buildPythonPackage rec {
   pname = "langgraph-sdk";
-  version = "0.2.6";
+  version = "0.2.9";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "langchain-ai";
     repo = "langgraph";
     tag = "sdk==${version}";
-    hash = "sha256-UEVhzKDu2nMkhaCLD162xCBR+2e3ipSVakmlZAzhN3Q=";
+    hash = "sha256-aEvZFF1bTRAZ7EQ6YL7p1OcQJmdysKYtTZJVPcsNU50=";
   };
 
   sourceRoot = "${src.name}/libs/sdk-py";