diff --git a/requirements.txt b/requirements.txt
index a4d60b3..dd64643 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,6 +27,7 @@ opencv_python
 opencv_python_headless
 Pillow==10.4.0
 plyfile
+pydantic==2.10.6
 pygltflib==1.16.2
 pyrender==0.1.45
 PyYAML==6.0.1