Update app.py

app.py

@@ -96,7 +96,7 @@ class TTS_Interface:
             self.model.set_phonemizer_language(self.language_id_lookup[language])
             self.current_language = language
         if self.current_accent != accent:
-            self.model.set_accent_language(self.language_id_lookup[language])
+            self.model.set_accent_language(self.language_id_lookup[accent])
             self.current_accent = accent
         if self.current_speaker != speaker:
             self.model.set_utterance_embedding(self.speaker_path_lookup[speaker])