diff --git a/backend/python/diffusers/requirements-cublas12.txt b/backend/python/diffusers/requirements-cublas12.txt
index 2c90df9bb..632e9421f 100644
--- a/backend/python/diffusers/requirements-cublas12.txt
+++ b/backend/python/diffusers/requirements-cublas12.txt
@@ -8,4 +8,5 @@ compel
 peft
 sentencepiece
 torch
-ftfy
\ No newline at end of file
+ftfy
+optimum-quanto