diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 5b62bf18fd..9584f0c96b 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -100,7 +100,7 @@ jobs:
         timeout-minutes: 1
         run: ${{ env.RUN }} "cd tests/misra && ./test_misra.sh"
       - name: MISRA mutation tests
-        timeout-minutes: 5
+        timeout-minutes: 4
         run: ${{ env.RUN }} "cd tests/misra && pytest -n8 test_mutation.py"
 
   static_analysis:
diff --git a/pyproject.toml b/pyproject.toml
index 375885e54d..5b0697d67b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,4 +12,4 @@ flake8-implicit-str-concat.allow-multiline=false
 "pytest.main".msg = "pytest.main requires special handling that is easy to mess up!"
 
 [tool.pytest.ini_options]
-addopts = "-n auto"
+addopts = "-n auto --ignore-glob='*.sh'"