diff --git a/apps/stable_diffusion/web/index.py b/apps/stable_diffusion/web/index.py
index 004a052e5f..e25e6a4e1d 100644
--- a/apps/stable_diffusion/web/index.py
+++ b/apps/stable_diffusion/web/index.py
@@ -7,7 +7,7 @@
     import torch_mlir
 
 import shutil
-import PIL, transformers  # ensures inclusion in pysintaller exe generation
+import PIL, sentencepiece, transformers  # ensures inclusion in pysintaller exe generation
 from apps.stable_diffusion.src import args, clear_all
 import apps.stable_diffusion.web.utils.global_obj as global_obj