diff --git a/repositories/userRepository.js b/repositories/userRepository.js
index bf0f825..1d6a194 100644
--- a/repositories/userRepository.js
+++ b/repositories/userRepository.js
@@ -665,7 +665,7 @@ async function setSkin(uuid, hash, variant) {
             VALUES (?, ?, ?, 1)
             ON DUPLICATE KEY UPDATE isSelected = 1, variant = VALUES(variant)
         `
-        await database.query(upsertSql, [uuid, hash, variant.toLowerCase()])
+        await database.query(upsertSql, [uuid, hash, variant.toUpperCase()])
         
         return true
     } catch (error) {