diff --git a/03_map.py b/03_map.py
index cd9a2d3..c8c100d 100644
--- a/03_map.py
+++ b/03_map.py
@@ -242,6 +242,7 @@ def on_key_press(symbol, modifiers):
 
     if symbol == key.Q:
         print('Will quit')
+        sys.exit(0)
     if symbol == key.R:
         print('Regeneration')
         level.regenerate()