diff --git a/requirements-optional.txt b/requirements-optional.txt
index 66f9fd7c..16b04dfa 100644
--- a/requirements-optional.txt
+++ b/requirements-optional.txt
@@ -9,4 +9,8 @@ pandas
 timm==0.9.8
 clip @ git+https://github.com/openai/CLIP.git
 scikit-learn
-decorator
\ No newline at end of file
+decorator
+accelerate
+transformers
+-i https://pypi.org/simple
+bitsandbytes
\ No newline at end of file