diff --git a/vision_toolbox/backbones/convnext.py b/vision_toolbox/backbones/convnext.py
index 9bd6c8b..86e346e 100644
--- a/vision_toolbox/backbones/convnext.py
+++ b/vision_toolbox/backbones/convnext.py
@@ -1,4 +1,5 @@
 # https://arxiv.org/abs/2201.03545
+# https://github.com/facebookresearch/ConvNeXt
 
 from __future__ import annotations