diff --git a/tests/test_additional_response_empty.py b/tests/test_additional_response_empty.py
index c5c8fa3df..628386cbd 100644
--- a/tests/test_additional_response_empty.py
+++ b/tests/test_additional_response_empty.py
@@ -20,7 +20,7 @@ client = TestClient(app)
 
 
 openapi_schema = {
-    "openapi": "3.0.2",
+    "openapi": "3.1.0",
     "info": {"title": "FastAPI", "version": "0.1.0"},
     "paths": {
         "/foo": {