diff --git a/src/nostalgia/modules/gfx/include/nostalgia/gfx/tilesheet.hpp b/src/nostalgia/modules/gfx/include/nostalgia/gfx/tilesheet.hpp
index 7593e091..c8b5feb4 100644
--- a/src/nostalgia/modules/gfx/include/nostalgia/gfx/tilesheet.hpp
+++ b/src/nostalgia/modules/gfx/include/nostalgia/gfx/tilesheet.hpp
@@ -336,7 +336,7 @@ struct TileSheetV5 {
 [[nodiscard]]
 constexpr bool valid(TileSheetV5::SubSheet const&ss) noexcept {
 	if (ss.subsheets.empty()) {
-		return static_cast<size_t>(ss.columns * ss.rows * PixelsPerTile) == ss.pixels.size();
+		return std::cmp_equal(ss.columns * ss.rows * PixelsPerTile, ss.pixels.size());
 	} else {
 		return ss.pixels.empty() && ox::all_of(ss.subsheets.begin(), ss.subsheets.end(),
 				[](TileSheetV5::SubSheet const&s) {