diff --git a/reflex/app.py b/reflex/app.py
index aaf75cc8a..3d94761d5 100644
--- a/reflex/app.py
+++ b/reflex/app.py
@@ -21,7 +21,6 @@ from pathlib import Path
 from typing import (
     TYPE_CHECKING,
     Any,
-    AsyncGenerator,
     AsyncIterator,
     Callable,
     Coroutine,
@@ -97,7 +96,12 @@ from reflex.state import (
     code_uses_state_contexts,
 )
 from reflex.utils import codespaces, console, exceptions, format, prerequisites, types
-from reflex.utils.exec import is_backend_only, is_prod_mode, is_testing_env, should_skip_compile
+from reflex.utils.exec import (
+    is_backend_only,
+    is_prod_mode,
+    is_testing_env,
+    should_skip_compile,
+)
 from reflex.utils.imports import ImportVar
 
 if TYPE_CHECKING:
diff --git a/reflex/proxy.py b/reflex/proxy.py
index 7fbbcd444..725d8a8be 100644
--- a/reflex/proxy.py
+++ b/reflex/proxy.py
@@ -1,4 +1,5 @@
 """Handle proxying frontend requests from the backend server."""
+
 from __future__ import annotations
 
 from contextlib import asynccontextmanager