diff --git a/pkgs/development/python-modules/pyopengl-accelerate/default.nix b/pkgs/development/python-modules/pyopengl-accelerate/default.nix
index f32d555d7589..c138af55ea6a 100644
--- a/pkgs/development/python-modules/pyopengl-accelerate/default.nix
+++ b/pkgs/development/python-modules/pyopengl-accelerate/default.nix
@@ -19,6 +19,11 @@ buildPythonPackage rec {
     hash = "sha256-KxI2ISc6k59/0uwidUHjmfm11OgV1prgvbG2xwopNoA=";
   };
 
+  postPatch = ''
+    substituteInPlace src/numpy_formathandler.pyx \
+      --replace-fail 'Py_intptr_t' 'npy_intp'
+  '';
+
   nativeBuildInputs = [
     cython
     numpy
@@ -26,6 +31,11 @@ buildPythonPackage rec {
     wheel
   ];
 
+  env.NIX_CFLAGS_COMPILE = toString [
+    "-Wno-error=int-conversion"
+    "-Wno-error=incompatible-pointer-types"
+  ];
+
   meta = {
     description = "This set of C (Cython) extensions provides acceleration of common operations for slow points in PyOpenGL 3.x";
     homepage = "https://pyopengl.sourceforge.net/";