diff --git a/py/requirements.txt b/py/requirements.txt
index 233b0556f7..4b5eac4cc5 100644
--- a/py/requirements.txt
+++ b/py/requirements.txt
@@ -6,3 +6,4 @@ torch>=2.6.0.dev,<2.7.0
 torchvision>=0.20.0.dev,<0.22.0
 --extra-index-url https://pypi.ngc.nvidia.com
 pyyaml
+transformers==4.40.2