diff --git a/tests/unit/rag/test_rag_query.py b/tests/unit/rag/test_rag_query.py
index a9149541a..05ccecb99 100644
--- a/tests/unit/rag/test_rag_query.py
+++ b/tests/unit/rag/test_rag_query.py
@@ -65,7 +65,15 @@ class TestRagQuery:
             RAGQueryConfig(mode="invalid_mode")
 
     async def test_query_accepts_valid_modes(self):
-        RAGQueryConfig()  # Test default (vector)
-        RAGQueryConfig(mode="vector")  # Test vector
-        RAGQueryConfig(mode="keyword")  # Test keyword
-        RAGQueryConfig(mode="hybrid")  # Test hybrid
+        default_config = RAGQueryConfig()  # Test default (vector)
+        assert default_config.mode == "vector"
+        vector_config = RAGQueryConfig(mode="vector")  # Test vector
+        assert vector_config.mode == "vector"
+        keyword_config = RAGQueryConfig(mode="keyword")  # Test keyword
+        assert keyword_config.mode == "keyword"
+        hybrid_config = RAGQueryConfig(mode="hybrid")  # Test hybrid
+        assert hybrid_config.mode == "hybrid"
+
+        # Test that invalid mode raises an error
+        with pytest.raises(ValueError):
+            RAGQueryConfig(mode="wrong_mode")