diff --git a/src/nostalgia/modules/gfx/src/opengl/gfx.cpp b/src/nostalgia/modules/gfx/src/opengl/gfx.cpp
index bed68f7a..e6e26d4b 100644
--- a/src/nostalgia/modules/gfx/src/opengl/gfx.cpp
+++ b/src/nostalgia/modules/gfx/src/opengl/gfx.cpp
@@ -449,7 +449,7 @@ static void setSprite(
 		++i;
 	};
 	if (!s.flipX) {
-		for (auto yIt = 0; yIt < static_cast<int>(dim.y); ++yIt) {
+		for (auto yIt = 0u; yIt < dim.y; ++yIt) {
 			for (auto xIt = 0u; xIt < dim.x; ++xIt) {
 				set(static_cast<int>(xIt), static_cast<int>(yIt), s.enabled);
 			}