diff --git a/.github/workflows/test_action.yml b/.github/workflows/test_action.yml
index d31d2ed..ed48e16 100644
--- a/.github/workflows/test_action.yml
+++ b/.github/workflows/test_action.yml
@@ -31,3 +31,16 @@ jobs:
           test_groups: test
           test_extras: recommended
           test_command: pytest --pyargs test_package
+
+  build_no_groups:
+    name: Test action (default, no groups)
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - id: build
+        uses: ./
+        with:
+          pure_python_wheel: true
+          test_extras: recommended
+          test_command: ''
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