diff --git a/kitty/borders.py b/kitty/borders.py
index 5245f9832..0c9a44e3b 100644
--- a/kitty/borders.py
+++ b/kitty/borders.py
@@ -11,7 +11,7 @@ from .utils import load_shaders
 
 try:
     from enum import IntFlag
-except Exception:
+except ImportError:
     from enum import IntEnum as IntFlag