diff --git a/people/rbtcollins.toml b/people/rbtcollins.toml
index c404e8db3..1ef139704 100644
--- a/people/rbtcollins.toml
+++ b/people/rbtcollins.toml
@@ -2,3 +2,4 @@ name = "Robert Collins"
 github = "rbtcollins"
 github-id = 499678
 email = "robertc+rust@robertcollins.net"
+zulip-id = 224855
diff --git a/teams/rustup.toml b/teams/rustup.toml
index 2eb60a35e..c68bb54f4 100644
--- a/teams/rustup.toml
+++ b/teams/rustup.toml
@@ -23,9 +23,13 @@ alumni = [
 [website]
 name = "Rustup team"
 description = "Designing and implementing rustup"
+zulip-stream = "rustup"
 discord-invite = "https://discord.gg/e6Q3cvu"
 discord-name = "#wg-rustup"
 repo = "https://github.com/rust-lang/rustup"
 
 [[github]]
 orgs = ["rust-lang"]
+
+[[zulip-groups]]
+name = "T-rustup"