diff --git a/nix/pyproject-overrides.nix b/nix/pyproject-overrides.nix
index 2a577c80c95ae..ffc5edf9d7266 100644
--- a/nix/pyproject-overrides.nix
+++ b/nix/pyproject-overrides.nix
@@ -52,14 +52,13 @@ in
       pkgs.arrow-cpp
     ];
   });
-}) // lib.mapAttrs (name: spec: addBuildSystems prev.${name} spec) buildSystemOverrides // {
+
   scipy = prev.scipy.overrideAttrs (attrs: {
     nativeBuildInputs = attrs.nativeBuildInputs or [ ] ++ [
       final.meson-python
       final.pyproject-metadata
       final.cython
       final.packaging
-      final.pythran
       pkgs.ninja
       pkgs.meson
       pkgs.gfortran
@@ -90,8 +89,6 @@ in
     PROJ_INCDIR = "${lib.getDev pkgs.proj}";
   });
 
-  inherit (prev) pythran;
-
   pyogrio = prev.pyogrio.overrideAttrs (attrs: {
     nativeBuildInputs = attrs.nativeBuildInputs or [ ] ++ [
       final.setuptools
@@ -100,7 +97,7 @@ in
       pkgs.gdal
     ];
   });
-
+}) // lib.mapAttrs (name: spec: addBuildSystems prev.${name} spec) buildSystemOverrides // {
   mysqlclient = prev.mysqlclient.overrideAttrs (attrs: {
     nativeBuildInputs = attrs.nativeBuildInputs or [ ] ++ [ final.setuptools ];
     buildInputs = attrs.buildInputs or [ ] ++ [ pkgs.pkg-config pkgs.libmysqlclient ];