diff --git a/src/nostalgia/core/gba/gfx.cpp b/src/nostalgia/core/gba/gfx.cpp
index f109940a..19b0fc9b 100644
--- a/src/nostalgia/core/gba/gfx.cpp
+++ b/src/nostalgia/core/gba/gfx.cpp
@@ -132,7 +132,7 @@ ox::Error loadTileSheet(Context *ctx,
 	GbaTileMapTarget target;
 	target.pal.palette = &MEM_PALLETE_BG[section];
 	target.bgCtl = &bgCtl(section);
-	target.tileMap = &TILE_ADDR[section];
+	target.tileMap = &TILE_ADDR[section * 512];
 	oxReturnError(ox::readMC(ts, tsStat.size, &target));
 	// load external palette if available
 	if (paletteAddr) {