diff --git a/sysdata/libraries/render/src/software.hb b/sysdata/libraries/render/src/software.hb
index 777b421..0b6750f 100644
--- a/sysdata/libraries/render/src/software.hb
+++ b/sysdata/libraries/render/src/software.hb
@@ -231,7 +231,7 @@ put_scaled := fn(surface: Surface, source: Surface, pos: Vec2(int), size: Vec2(i
 	pos = .(0, 0)
 	loop if pos.y >= size.y break else {
 		loop if pos.x >= size.x break else {
-			*surface_idx = *@inline(surfaceidx, source, source_pos.x, source_pos.y)
+			*surface_idx = *@inline(index, source, source_pos.x, source_pos.y)
 			surface_idx += step.x
 
 			if size.x < source.width {