diff --git a/docs/developer_guides/pipelines/datamanagers.md b/docs/developer_guides/pipelines/datamanagers.md
index bbe3413d9..32c55b63e 100644
--- a/docs/developer_guides/pipelines/datamanagers.md
+++ b/docs/developer_guides/pipelines/datamanagers.md
@@ -87,7 +87,7 @@ def next_train(self, step: int) -> Tuple[RayBundle, Dict]:
 
 You can see our code for more details.
 
-```{button-link} https://github.com/nerfstudio-project/nerfstudio/blob/master/nerfstudio/data/datamanagers.py
+```{button-link} https://github.com/nerfstudio-project/nerfstudio/blob/main/nerfstudio/data/datamanagers/base_datamanager.py
 :color: primary
 :outline:
 See the code!