diff --git a/projects/flixel-desktop-habit-puzzle-game/source/HabitState.kiss b/projects/flixel-desktop-habit-puzzle-game/source/HabitState.kiss
index b69ddf85..8b4c3359 100644
--- a/projects/flixel-desktop-habit-puzzle-game/source/HabitState.kiss
+++ b/projects/flixel-desktop-habit-puzzle-game/source/HabitState.kiss
@@ -24,6 +24,9 @@
     // Hold left-click to hide the habit text and see the image clearly:
     (when entryTexts (if FlxG.mouse.pressed (remove entryTexts) (add entryTexts)))
     
+    (when FlxG.keys.justPressed.ESCAPE
+        (Sys.exit 0))
+
     // drag along connected pieces
     (when draggingSprite
         (let [dx (- draggingSprite.x draggingLastPos.x)