diff --git a/src/genesis/services/rag_service.py b/src/genesis/services/rag_service.py
index d758317..f6644c2 100644
--- a/src/genesis/services/rag_service.py
+++ b/src/genesis/services/rag_service.py
@@ -7,8 +7,8 @@ from typing import Protocol, runtime_checkable
 
 @runtime_checkable
 class RagService(Protocol):
-    async def retrieve_write_rules(self, chapter_id: str) -> list[str]: ...
-    async def retrieve_design_rules(self, chapter_id: str) -> list[str]: ...
+    def retrieve_write_rules(self, chapter_id: str) -> list[str]: ...
+    def retrieve_design_rules(self, chapter_id: str) -> list[str]: ...
 
 
 class CannedRagService:
diff --git a/tests/test_phase5_rag.py b/tests/test_phase5_rag.py
index 6e61802..ccdd0b1 100644
--- a/tests/test_phase5_rag.py
+++ b/tests/test_phase5_rag.py
@@ -11,4 +11,4 @@ def test_canned_rag_returns_rules():
 
 
 def test_rag_service_is_protocol():
-    assert isinstance(CannedRagService("samples"), RagService) or True
+    assert isinstance(CannedRagService("samples"), RagService)