diff --git a/pkgs/development/python-modules/dissect-cstruct/default.nix b/pkgs/development/python-modules/dissect-cstruct/default.nix
index da34c5f7a879..c438acfab79d 100644
--- a/pkgs/development/python-modules/dissect-cstruct/default.nix
+++ b/pkgs/development/python-modules/dissect-cstruct/default.nix
@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  fetchpatch,
   setuptools,
   setuptools-scm,
   pytestCheckHook,
@@ -22,6 +23,14 @@ buildPythonPackage rec {
     hash = "sha256-Y6maLjugnso3cc9zyiZ/6AdrftYAAImYNBDXPJdTuWc=";
   };
 
+  patches = [
+    (fetchpatch {
+      name = "fix-test_types_enum.patch";
+      url = "https://github.com/fox-it/dissect.cstruct/commit/b6c73136828fc2ae59b51d1f68529002d7c37131.diff";
+      hash = "sha256-hicMolFu/qAw9QkOyug4PNm2Do2PxuXNXPB+/JHOaFg=";
+    })
+  ];
+
   build-system = [
     setuptools
     setuptools-scm