Update

ultravox_processing.py

@@ -196,7 +196,7 @@ class UltravoxProcessor(transformers.ProcessorMixin):
                     processed_text.append(t)
 
             # Special tokens like BOS should already have been added by the caller.
-            data.update(self.tokenizer(processed_text, add_special_tokens=False, **kwargs))
+            data.update(self.tokenizer(processed_text, add_special_tokens=False, padding='longest', **kwargs))
 
         return transformers.BatchFeature(data=data, tensor_type=return_tensors)