diff --git a/src/PKPass.ts b/src/PKPass.ts
index d565ec4..33661b4 100644
--- a/src/PKPass.ts
+++ b/src/PKPass.ts
@@ -415,10 +415,7 @@ export default class PKPass extends Bundle {
 				return;
 			}
 
-			Object.assign(
-				(this[localizationSymbol][lang] ??= {}),
-				Object.fromEntries(parsedTranslations),
-			);
+			this.localize(lang, Object.fromEntries(parsedTranslations));
 
 			return;
 		}