diff --git a/.github/workflows/test_unit_tests.yml b/.github/workflows/test_unit_tests.yml
index b6aee7cf1a..46e9fddec4 100644
--- a/.github/workflows/test_unit_tests.yml
+++ b/.github/workflows/test_unit_tests.yml
@@ -27,6 +27,9 @@ jobs:
             sitl
             # examples,
         ]
+        exclude:
+          - config: python-cleanliness
+            toolchain: clang
     steps:
       # git checkout the PR
       - uses: actions/checkout@v3