try monkey patch method from https://github.com/resemble-ai/chatterbox/issues/96

app.py

@@ -5,6 +5,15 @@ import tempfile
 import os
 from chatterbox.mtl_tts import ChatterboxMultilingualTTS
 
+original_torch_load = torch.load
+
+def patched_torch_load(f, map_location=None, **kwargs):
+    if map_location is None:
+        map_location = 'cpu'
+    return original_torch_load(f, map_location=map_location, **kwargs)
+
+torch.load = patched_torch_load
+
 # Initialize the multilingual model
 try:
     model = ChatterboxMultilingualTTS.from_pretrained(device="cuda" if torch.cuda.is_available() else "cpu")