diff --git a/pkgs/development/python-modules/skl2onnx/default.nix b/pkgs/development/python-modules/skl2onnx/default.nix
index e4dde4d52b26..ca88691009ed 100644
--- a/pkgs/development/python-modules/skl2onnx/default.nix
+++ b/pkgs/development/python-modules/skl2onnx/default.nix
@@ -15,11 +15,11 @@
 
 buildPythonPackage rec {
   pname = "skl2onnx";
-  version = "1.13";
+  version = "1.14.0";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-XzUva5uFX/rGMFpwfwLH1Db0Nok47pBJCSqVo1ZcJz0=";
+    hash = "sha256-gF+XOgAILSlM+hU1s3Xz+zD7nPtwW9a0mOHp8rxthnY=";
   };
 
   propagatedBuildInputs = [