diff --git a/pkgs/development/python-modules/pillow-heif/default.nix b/pkgs/development/python-modules/pillow-heif/default.nix
index e846109a31de..10edc6edb8bd 100644
--- a/pkgs/development/python-modules/pillow-heif/default.nix
+++ b/pkgs/development/python-modules/pillow-heif/default.nix
@@ -75,7 +75,10 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
-  disabledTests = lib.optionals stdenv.isDarwin [
+  disabledTests = [
+    # Time based
+    "test_decode_threads"
+  ] ++ lib.optionals stdenv.isDarwin [
     # https://github.com/bigcat88/pillow_heif/issues/89
     # not reproducible in nixpkgs
     "test_opencv_crash"