diff --git a/routstr/upstream/base.py b/routstr/upstream/base.py
index 576ade2f..84673860 100644
--- a/routstr/upstream/base.py
+++ b/routstr/upstream/base.py
@@ -143,7 +143,6 @@ class BaseUpstreamProvider:
         # Explicitly define the list of supported compression encodings
         headers["accept-encoding"] = "gzip, deflate, br, identity"
 
-
         logger.debug(
             "Headers prepared for upstream",
             extra={
@@ -512,7 +511,7 @@ class BaseUpstreamProvider:
                 )
                 await finalize_without_usage()
                 raise
-        
+
         # Remove inaccurate encoding headers from upstream response
         response_headers = dict(response.headers)
         response_headers.pop("content-encoding", None)
@@ -521,7 +520,7 @@ class BaseUpstreamProvider:
         return StreamingResponse(
             stream_with_cost(max_cost_for_model),
             status_code=response.status_code,
-            headers=response_headers, 
+            headers=response_headers,
         )
 
     async def handle_non_streaming_chat_completion(
diff --git a/tests/integration/test_general_info_endpoints.py b/tests/integration/test_general_info_endpoints.py
index 41250f66..4c7af5f1 100644
--- a/tests/integration/test_general_info_endpoints.py
+++ b/tests/integration/test_general_info_endpoints.py
@@ -379,4 +379,4 @@ async def test_info_endpoints_response_consistency(
         # Model IDs should be the same
         first_ids = {m["id"] for m in first_models}
         response_ids = {m["id"] for m in models}
-        assert first_ids == response_ids
\ No newline at end of file
+        assert first_ids == response_ids