diff --git a/src/spritecache.cpp b/src/spritecache.cpp
--- a/src/spritecache.cpp
+++ b/src/spritecache.cpp
@@ -374,7 +374,7 @@ static bool PadSprites(SpriteLoader::Spr
 static bool ResizeSprites(SpriteLoader::SpriteCollection &sprite, uint8_t sprite_avail, SpriteEncoder *encoder)
 {
 	/* Create a fully zoomed image if it does not exist */
-	ZoomLevel first_avail = static_cast<ZoomLevel>(FIND_FIRST_BIT(sprite_avail));
+	ZoomLevel first_avail = static_cast<ZoomLevel>(FindFirstBit(sprite_avail));
 	if (first_avail != ZOOM_LVL_NORMAL) {
 		if (!ResizeSpriteIn(sprite, first_avail, ZOOM_LVL_NORMAL)) return false;
 		SetBit(sprite_avail, ZOOM_LVL_NORMAL);