diff --git a/.github/workflows/python-wheels.yml b/.github/workflows/python-wheels.yml
index d4cf0d0489..e39ea845c2 100644
--- a/.github/workflows/python-wheels.yml
+++ b/.github/workflows/python-wheels.yml
@@ -50,7 +50,7 @@ jobs:
       # The CI platform is Intel based so we are doing cross compilation
       # for macOS. It is not currently possible to test arm64 when cross
       # compiling. 
-      CIBW_TEST_SKIP: *_universal2:arm64
+      CIBW_TEST_SKIP: "*-macosx_universal2:arm64"
       CIBW_BEFORE_BUILD: >
         echo "Installing OpenEXR..." &&
         cd openexr.build &&