diff --git a/tests/test_stringified_annotations_simple.py b/tests/test_stringified_annotations_simple.py
index 1a79590f2..eea0ac23d 100644
--- a/tests/test_stringified_annotations_simple.py
+++ b/tests/test_stringified_annotations_simple.py
@@ -6,22 +6,20 @@ from typing_extensions import Annotated
 
 from .utils import needs_py310
 
-app = FastAPI()
-
-client = TestClient(app)
-
-
-class Dep:
-    def __call__(self, request: Request):
-        return "test"
-
-
-@app.get("/test/")
-def call(test: Annotated[str, Depends(Dep())]):
-    return {"test": test}
-
 
 @needs_py310
 def test_stringified_annotations():
+    app = FastAPI()
+
+    client = TestClient(app)
+
+    class Dep:
+        def __call__(self, request: Request):
+            return "test"
+
+    @app.get("/test/")
+    def call(test: Annotated[str, Depends(Dep())]):
+        return {"test": test}
+
     response = client.get("/test")
     assert response.status_code == 200