diff --git a/pyproject.toml b/pyproject.toml
index b8f8fc11a..e48713828 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,6 +34,7 @@ dependencies = [
     "nerfacc==0.3.3",
     "open3d>=0.16.0",
     "opencv-python==4.6.0.66",
+    "Pillow>=9.3.0",
     "plotly>=5.7.0",
     "protobuf<=3.20.3.*,!=3.20.0",
     "pymeshlab>=2022.2.post2",