# Train with MLM loss augmentation

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**Category:** 🤗Transformers\
**Created:** [October 10, 2022, 7:47pm UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Ftrain-with-mlm-loss-augmentation%2F24240 "2022-10-10T19:47:31Z")\
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**Author:** ![luffycodes](https://avatars.discourse-cdn.com/v4/letter/l/ccd318/32.png) [@luffycodes](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Fu%2Fluffycodes)%5C
**Post date:** [October 10, 2022, 7:47pm UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Ftrain-with-mlm-loss-augmentation%2F24240%2F1 "2022-10-10T19:47:31Z")

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Is it possible to train an NER model with MLM loss too? Does the trainer api support two datacollators on two datasets?