diff --git a/frontend/src/ts/test/words-generator.ts b/frontend/src/ts/test/words-generator.ts
index 665017bd35e0..5ce420c80f32 100644
--- a/frontend/src/ts/test/words-generator.ts
+++ b/frontend/src/ts/test/words-generator.ts
@@ -780,7 +780,7 @@ export async function getNextWord(
   randomWord = applyLazyModeToWord(randomWord, language);
   randomWord = await applyBritishEnglishToWord(randomWord, previousWordRaw);
 
-  if (Config.language === "swiss_german") {
+  if (Config.language.startsWith("swiss_german")) {
     randomWord = randomWord.replace(/ß/g, "ss");
   }