Update README.md

README.md

@@ -17,6 +17,8 @@ The merge script was taken from [MarinaraSpaghetti/NemoMix-Unleashed-12B](https:
 
 ChatML prompt format seems to work fine. Gemma 2 format seems to also work.
 
+ChatML seems cause it to incorrectly spew this at the end |im_end|> so Gemma 2 format might work better.
+
 This is a merge of pre-trained language models created using [mergekit](https://github.com/cg123/mergekit).
 
 ## Merge Details