diff --git a/vlib/gg/gg.v b/vlib/gg/gg.v
index 3dcc14c9d8..8a8faaaf13 100644
--- a/vlib/gg/gg.v
+++ b/vlib/gg/gg.v
@@ -290,7 +290,7 @@ pub fn (ctx &Context) draw_empty_rect(x f32, y f32, w f32, h f32, c gx.Color) {
 	sgl.v2f((x + w) * ctx.scale, y * ctx.scale)
 	sgl.v2f((x + w) * ctx.scale, (y + h) * ctx.scale)
 	sgl.v2f(x * ctx.scale, (y + h) * ctx.scale)
-	sgl.v2f(x * ctx.scale, (y-1) * ctx.scale)
+	sgl.v2f(x * ctx.scale, (y - 1) * ctx.scale)
 	sgl.end()
 }