diff --git a/docs/superpowers/plans/2026-06-21-cyclone-pipeline-agent.md b/docs/superpowers/plans/2026-06-21-cyclone-pipeline-agent.md
index c5017ce..ded566c 100644
--- a/docs/superpowers/plans/2026-06-21-cyclone-pipeline-agent.md
+++ b/docs/superpowers/plans/2026-06-21-cyclone-pipeline-agent.md
@@ -645,8 +645,9 @@ from cyclone_pipeline.api_client import CycloneClient, HealthSnapshot, Scheduler
 
 
 @pytest.fixture
-def client():
-    return CycloneClient(api_base="http://test:8000")
+async def client():
+    async with CycloneClient(api_base="http://test:8000") as c:
+        yield c
 
 
 @pytest.mark.asyncio