diff --git a/creyPY/fastapi/testing_async.py b/creyPY/fastapi/testing_async.py
index d4a744d..b61a6fd 100644
--- a/creyPY/fastapi/testing_async.py
+++ b/creyPY/fastapi/testing_async.py
@@ -3,8 +3,10 @@ from httpx import ASGITransport, AsyncClient
 
 
 class AsyncGenericClient:
-    def __init__(self, app, headers = {}):
-        self.c = AsyncClient(transport=ASGITransport(app=app), base_url="http://testserver", follow_redirects=True)
+    def __init__(self, app, headers={}):
+        self.c = AsyncClient(
+            transport=ASGITransport(app=app), base_url="http://testserver", follow_redirects=True
+        )
         self.default_headers = headers
 
     async def get(self, url: str, r_code: int = 200, parse_json=True):