Update app.py

app.py

@@ -18,7 +18,7 @@ def text2story(text):
 
 # text2audio
 def text2audio(story_text):
-    pipe = pipeline("text-to-speech", model="facebook/fastspeech2-en-ljspeech")
+    pipe = pipeline("text-to-speech", model="espnet/kan-bayashi_ljspeech_vits")
     audio_data = pipe(story_text)
     return audio_data