diff --git a/teams/mdbook.toml b/teams/mdbook.toml
index 3dc8361a9..984a453e9 100644
--- a/teams/mdbook.toml
+++ b/teams/mdbook.toml
@@ -25,3 +25,6 @@ repo = "https://github.com/rust-lang/mdBook"
 
 [[zulip-groups]]
 name = "T-mdbook"
+
+[[zulip-streams]]
+name = "t-mdbook/private"