diff --git a/_data/collection-index.yml b/_data/collection-index.yml
index 99587167..6c380da4 100644
--- a/_data/collection-index.yml
+++ b/_data/collection-index.yml
@@ -1155,6 +1155,11 @@
   contact: https://github.com/RyanLua/templates/issues
   repository: https://github.com/RyanLua/templates
   ociReference: ghcr.io/ryanlua/templates
+- name: Dev Container Features by Daniel Lindemann
+  maintainer: Daniel Lindemann
+  contact: https://github.com/daniellindemann/dev-container-features/issues
+  repository: https://github.com/daniellindemann/dev-container-features/tree/main/src/dotnet-usersecrets-persistence
+  ociReference: ghcr.io/daniellindemann/dev-container-features
 - name: Starship
   maintainer: Tobias Chavarria
   contact: https://github.com/tobiaschc/devcontainer-features/issues