diff --git a/pkgs/development/python-modules/langchain/default.nix b/pkgs/development/python-modules/langchain/default.nix
index 8475a6bbbce5..249e1d74fdd7 100644
--- a/pkgs/development/python-modules/langchain/default.nix
+++ b/pkgs/development/python-modules/langchain/default.nix
@@ -31,7 +31,7 @@
 
 buildPythonPackage rec {
   pname = "langchain";
-  version = "0.2.9";
+  version = "0.2.14";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -40,7 +40,7 @@ buildPythonPackage rec {
     owner = "langchain-ai";
     repo = "langchain";
     rev = "refs/tags/langchain==${version}";
-    hash = "sha256-HSr1watEDC28SZTsJWbXGrZsQd0O/wgxmj7pTsxMBOA=";
+    hash = "sha256-dgXcZu7dtmwlXp8dzHSNfbBnK7RWvrSwqYELm1fczzc=";
   };
 
   sourceRoot = "${src.name}/libs/langchain";
@@ -54,7 +54,6 @@ buildPythonPackage rec {
     langchain-core
     langchain-text-splitters
     langsmith
-    numpy
     pydantic
     pyyaml
     requests
@@ -62,6 +61,10 @@ buildPythonPackage rec {
     tenacity
   ] ++ lib.optionals (pythonOlder "3.11") [ async-timeout ];
 
+  optional-dependencies = {
+    numpy = [ numpy ];
+  };
+
   nativeCheckInputs = [
     freezegun
     lark