diff --git a/pkgs/development/python-modules/langchain-anthropic/default.nix b/pkgs/development/python-modules/langchain-anthropic/default.nix
index ad359bd41e8a..669f951cf82b 100644
--- a/pkgs/development/python-modules/langchain-anthropic/default.nix
+++ b/pkgs/development/python-modules/langchain-anthropic/default.nix
@@ -24,14 +24,14 @@
 
 buildPythonPackage rec {
   pname = "langchain-anthropic";
-  version = "1.3.0";
+  version = "1.3.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "langchain-ai";
     repo = "langchain";
     tag = "langchain-anthropic==${version}";
-    hash = "sha256-/CqnpeQXYdafkly8shen72dIZU3I9o/2TwM903Nw9DA=";
+    hash = "sha256-6zyigILq3aRT6CNzOlSGWE8MJUZIN5LUbsb/Xuev1so=";
   };
 
   sourceRoot = "${src.name}/libs/partners/anthropic";