diff --git a/src/doc_builder/mock_deps/diffusers.txt b/src/doc_builder/mock_deps/diffusers.txt
index 24e9e678..1de9f4db 100644
--- a/src/doc_builder/mock_deps/diffusers.txt
+++ b/src/doc_builder/mock_deps/diffusers.txt
@@ -10,3 +10,5 @@ real:requests
 real:safetensors
 real:pillow
 real:transformers
+bitsandbytes
+real:sentencepiece  # kolors tokenizer imports it at module level