diff --git a/tests/test_public_showcase.py b/tests/test_public_showcase.py
index 1dc1a33c..5c5b1ccc 100644
--- a/tests/test_public_showcase.py
+++ b/tests/test_public_showcase.py
@@ -69,12 +69,9 @@ class TestShowcaseExecution:
             for claim in scene["claims"]:
                 assert claim["supported"] is True
 
-    @pytest.mark.skipif(
-        _CI_BUDGET_SKIPPED,
-        reason="ADR-0099 runtime budget is a production contract; "
-               "set CORE_SHOWCASE_SKIP_BUDGET=1 suppresses enforcement on slow CI runners",
-    )
     def test_runtime_within_budget(self, showcase_payload: dict[str, Any]) -> None:
+        if os.environ.get("CORE_SHOWCASE_SKIP_BUDGET") == "1":
+            pytest.skip("ADR-0099 runtime budget is a production contract; suppressed on slow CI runners")
         runtime_ms = showcase_payload["total_runtime_ms"]
         budget_ms = MAX_RUNTIME_SECONDS * 1000
         assert runtime_ms <= budget_ms, (