diff --git a/instrumentation/opentelemetry-instrumentation-fastapi/tests/test_fastapi_instrumentation.py b/instrumentation/opentelemetry-instrumentation-fastapi/tests/test_fastapi_instrumentation.py
index 61a847690e..20d82448cb 100644
--- a/instrumentation/opentelemetry-instrumentation-fastapi/tests/test_fastapi_instrumentation.py
+++ b/instrumentation/opentelemetry-instrumentation-fastapi/tests/test_fastapi_instrumentation.py
@@ -1424,11 +1424,11 @@ class TestHTTPAppWithCustomHeadersParameters(TestBase):
     def setUp(self):
         super().setUp()
         self.instrumentor = otel_fastapi.FastAPIInstrumentor()
-        self.kwargs = dict(
-            http_capture_headers_server_request=["a.*", "b.*"],
-            http_capture_headers_server_response=["c.*", "d.*"],
-            http_capture_headers_sanitize_fields=[".*secret.*"],
-        )
+        self.kwargs = {
+            "http_capture_headers_server_request": ["a.*", "b.*"],
+            "http_capture_headers_server_response": ["c.*", "d.*"],
+            "http_capture_headers_sanitize_fields": [".*secret.*"],
+        }
         self.app = None
 
     def tearDown(self) -> None: