diff --git a/pkgs/development/python-modules/skl2onnx/default.nix b/pkgs/development/python-modules/skl2onnx/default.nix
index d02b350dc7cd..cc6667fe48cb 100644
--- a/pkgs/development/python-modules/skl2onnx/default.nix
+++ b/pkgs/development/python-modules/skl2onnx/default.nix
@@ -15,12 +15,12 @@
 
 buildPythonPackage rec {
   pname = "skl2onnx";
-  version = "1.17.0";
+  version = "1.18.0";
   format = "setuptools";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-cSfchORw9In2gJTM//mlqBW2CfcA1D5wjm9lijOwZAM=";
+    hash = "sha256-OepK4wxcGCNVoYJEZwExWCFERODOCxjzMzi9gn1PsA8=";
   };
 
   propagatedBuildInputs = [