diff --git a/src/gui/ALSeatFrame.py b/src/gui/ALSeatFrame.py
index a4dea55..1004b6c 100644
--- a/src/gui/ALSeatFrame.py
+++ b/src/gui/ALSeatFrame.py
@@ -22,7 +22,7 @@ class ALSeatFrame(QFrame):
     def __init__(
         self,
         seat_number,
-        parent=None
+        parent = None
     ):
 
         super().__init__(parent)