diff --git a/src/beignet/transforms/_protein_mlm_tokenizer_transform.py b/src/beignet/transforms/_protein_mlm_tokenizer_transform.py
index 00a24d5b28..92634afc67 100644
--- a/src/beignet/transforms/_protein_mlm_tokenizer_transform.py
+++ b/src/beignet/transforms/_protein_mlm_tokenizer_transform.py
@@ -29,7 +29,6 @@ def __init__(
         verbose: bool = True,
         tokenizer_dir: str | None = "pmlm_tokenizer",
         mlm: bool = True,
-        reversal_augmentation: bool = False,
     ):
         super().__init__()