Update README.md

README.md

@@ -127,7 +127,7 @@ You can use this model directly with a pipeline for masked language modeling:
 
 ```python
 >>> from transformers import pipeline
->>> unmasker = pipeline('fill-mask', model='xlm-roberta-base')
+>>> unmasker = pipeline('fill-mask', model='mlm_hf')
 >>> unmasker("Hello I'm a <mask> model.")
 
 [{'score': 0.10563907772302628,