diff --git a/examples/projects/drawing.lisp b/examples/projects/drawing.lisp
index 39fccbf..80e6acc 100644
--- a/examples/projects/drawing.lisp
+++ b/examples/projects/drawing.lisp
@@ -2,7 +2,8 @@
 ;
 (clear)
 ;
-(def prev-pos {:x 0 :y 0})
+(def prev-pos:x 0)
+(def prev-pos:y 0)
 ;
 (defn stroke-color 
   (e) 
@@ -34,4 +35,4 @@
 ;
 (on "mouse-down" draw-circle)
 (on "mouse-up" draw-circle)
-(on "mouse-move" draw-line)
\ No newline at end of file
+(on "mouse-move" draw-line)