diff --git a/proto/lekko/bff/v1beta1/bff.proto b/proto/lekko/bff/v1beta1/bff.proto
index a8ec1f89..be590785 100644
--- a/proto/lekko/bff/v1beta1/bff.proto
+++ b/proto/lekko/bff/v1beta1/bff.proto
@@ -438,6 +438,7 @@ message GetRepositoryContentsResponse {
   Feature feature = 3;
   // The user-defined type registry for the repository
   google.protobuf.FileDescriptorSet file_descriptor_set = 4;
+  google.protobuf.Timestamp config_last_used_at = 5;
 }
 
 message GetFeatureRequest {