diff --git a/src/nostalgia/modules/core/src/tilesheet.cpp b/src/nostalgia/modules/core/src/tilesheet.cpp
index 78b03372..29ca442d 100644
--- a/src/nostalgia/modules/core/src/tilesheet.cpp
+++ b/src/nostalgia/modules/core/src/tilesheet.cpp
@@ -163,8 +163,8 @@ unsigned pixelCnt(TileSheet::SubSheet const&ss, int8_t pBpp) noexcept {
 ox::Error resizeSubsheet(TileSheet::SubSheet &ss, int8_t pBpp, ox::Size const&sz) noexcept {
 	ox::Vector<uint8_t> out;
 	oxReturnError(setPixelCount(out, pBpp, static_cast<size_t>(sz.width * sz.height) * PixelsPerTile));
-	auto const w = sz.width * TileWidth;
-	auto const h = sz.height * TileHeight;
+	auto const w = ox::min<int32_t>(ss.columns, sz.width) * TileWidth;
+	auto const h = ox::min<int32_t>(ss.rows, sz.height) * TileHeight;
 	for (auto x = 0; x < w; ++x) {
 		for (auto y = 0; y < h; ++y) {
 			auto const palIdx = getPixel(ss, pBpp, {x, y});