diff --git a/pkgs/development/python-modules/claude-agent-sdk/default.nix b/pkgs/development/python-modules/claude-agent-sdk/default.nix
index 78cd42d97591..d70b69b30b7b 100644
--- a/pkgs/development/python-modules/claude-agent-sdk/default.nix
+++ b/pkgs/development/python-modules/claude-agent-sdk/default.nix
@@ -13,14 +13,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "claude-agent-sdk";
-  version = "0.1.21";
+  version = "0.1.27";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "anthropics";
     repo = "claude-agent-sdk-python";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-lMmE1Z7KifuoidI120plGbh7fS76tN+9ZeTi+a2vSjE=";
+    hash = "sha256-ydzgpdHa6mHwKUrgL7Odh4V7b3H2zUmHF+Og4LTxI2I=";
   };
 
   build-system = [ hatchling ];