1 files changed, 1 insertions, 1 deletions
diff --git a/shell/data.limg b/shell/data.limg
index 2b766332..3e3b7912 100644
--- a/shell/data.limg
+++ b/shell/data.limg
@@ -161,7 +161,7 @@
     (circle . [def (circle scr cx cy r clr)
   with (x (0 - r)
         y 0
-        err (2 - r*2)
+        err (2 - 2*r)
         continue 1)
     while continue
       (pixel scr cx-x cy+y clr)