diff --git a/pkgs/development/python-modules/langchain-text-splitters/default.nix b/pkgs/development/python-modules/langchain-text-splitters/default.nix
index a19f3ceb7d7e..5e3412efacc9 100644
--- a/pkgs/development/python-modules/langchain-text-splitters/default.nix
+++ b/pkgs/development/python-modules/langchain-text-splitters/default.nix
@@ -17,14 +17,14 @@
 
 buildPythonPackage rec {
   pname = "langchain-text-splitters";
-  version = "0.3.0";
+  version = "0.3.6";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "langchain-ai";
     repo = "langchain";
-    rev = "refs/tags/langchain-text-splitters==${version}";
-    hash = "sha256-Z0UAUhOjC0wgCY/f1aWsnjFyOPYz/6JnloEKT6b6Ii0=";
+    rev = "refs/tags/langchain-core==${version}";
+    hash = "sha256-ACR+JzKcnYXROGOQe6DlZeqcYd40KlesgXSUOybOT20=";
   };
 
   sourceRoot = "${src.name}/libs/text-splitters";