diff --git a/snlohelper/functions.py b/snlohelper/functions.py
index ae7c0144bfe7840f10d0c32970ab5a605c5d1042..e4f514a04ad927b452085024bbe0dc3a67b2d721 100644
--- a/snlohelper/functions.py
+++ b/snlohelper/functions.py
@@ -48,6 +48,7 @@ class Functions(StrEnum):
     FOCUS = "Focus"
     CAVITY = "Cavity"
 
+
 def open_function(key: str | Functions) -> None:
     """opens function according to key"""
     gui.click(*scale(*_functions_coord[key]))
diff --git a/snlohelper/main_window.py b/snlohelper/main_window.py
index bfccd28d5479c3ebdcb4a4a03b1980b2c6cc1a6f..f4e648b3dcd1c6f9d52a23d85665b5205150a1c7 100644
--- a/snlohelper/main_window.py
+++ b/snlohelper/main_window.py
@@ -22,6 +22,7 @@ function_classes = {
 
 FunctionClass = TypeVar("FunctionClass")
 
+
 class MainWindow:
     _close_pos = (95, 14)