diff --git a/pkgs/development/python-modules/ipykernel/default.nix b/pkgs/development/python-modules/ipykernel/default.nix
index 7fd770219301..dabad2fa8e13 100644
--- a/pkgs/development/python-modules/ipykernel/default.nix
+++ b/pkgs/development/python-modules/ipykernel/default.nix
@@ -8,7 +8,6 @@
   pythonOlder,
   appnope,
   comm,
-  debugpy,
   ipython,
   jupyter-client,
   jupyter-core,
@@ -37,15 +36,12 @@ buildPythonPackage rec {
   };
 
   # debugpy is optional, see https://github.com/ipython/ipykernel/pull/767
-  postPatch = ''
-    sed -i "/debugpy/d" pyproject.toml
-  '';
+  pythonRemoveDeps = [ "debugpy" ];
 
   nativeBuildInputs = [ hatchling ];
 
   propagatedBuildInputs = [
     comm
-    debugpy
     ipython
     jupyter-client
     jupyter-core