diff --git a/pkgs/development/python-modules/onnxconverter-common/default.nix b/pkgs/development/python-modules/onnxconverter-common/default.nix
index ab87d5266c1f..95ca6b17ba91 100644
--- a/pkgs/development/python-modules/onnxconverter-common/default.nix
+++ b/pkgs/development/python-modules/onnxconverter-common/default.nix
@@ -11,16 +11,23 @@
   onnxruntime,
 }:
 
-buildPythonPackage rec {
-  pname = "onnxconverter-common";
+let
   version = "1.16.0";
+in
 
+buildPythonPackage (finalAttrs: {
+  pname = "onnxconverter-common";
+  version =
+    # prevent downgrade to 0.x tags, only 1.x are releases
+    # https://pypi.org/project/onnxconverter-common/#history
+    assert (lib.versionAtLeast version "1.0");
+    version;
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "microsoft";
     repo = "onnxconverter-common";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-M62mbIqFwnPdRlf6J8DrNRhLH0uHns51K/pWnWLxI5Q=";
   };
 
@@ -56,7 +63,7 @@ buildPythonPackage rec {
   meta = {
     description = "ONNX Converter and Optimization Tools";
     homepage = "https://github.com/microsoft/onnxconverter-common";
-    changelog = "https://github.com/microsoft/onnxconverter-common/releases/tag/${src.tag}";
+    changelog = "https://github.com/microsoft/onnxconverter-common/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
   };
-}
+})