diff --git a/packages/hydrooj/src/lib/i18n.ts b/packages/hydrooj/src/lib/i18n.ts
index 6608d9281..15e6c4953 100644
--- a/packages/hydrooj/src/lib/i18n.ts
+++ b/packages/hydrooj/src/lib/i18n.ts
@@ -54,9 +54,8 @@ export class I18nService extends Service {
             // So if it doesn't exist, we should use the original text instead of fallback.
             return this.get(str, languages[0]) || this.get(str, 'en') || str.toString();
         }
-        for (const language of languages.filter(Boolean)) {
-            const curr = this.get(str, language) || this.get(str, language.split('_')[0])
-                || this.get(str, language.split('-')[0]);
+        for (const language of languages.filter(Boolean).map((i) => i.replace(/-/g, '_'))) {
+            const curr = this.get(str, language) || this.get(str, language.split('_')[0]);
             if (curr) return curr;
         }
         return str.toString();