diff --git a/pal_from_spr.p8 b/pal_from_spr.p8
index 5eaade5..dc9c7ed 100644
--- a/pal_from_spr.p8
+++ b/pal_from_spr.p8
@@ -206,7 +206,7 @@ end
 function load_box_palette(sidx)
  local sint,sfrac=sidx\1,sidx%1
  local x0,y0=sint%16*8,sint\16*8+sfrac*8\1
- local c0ls,tr={},{}
+ local cols,tr={},{}
  for i=0,15 do
   local x,y=x0+i%4,y0+i\4
   local c,f= sget(x,y),sget(x+4,y)