diff --git a/crates/client/src/user.rs b/crates/client/src/user.rs
index 47ea9ae55c..7ba4478834 100644
--- a/crates/client/src/user.rs
+++ b/crates/client/src/user.rs
@@ -20,7 +20,7 @@ pub struct User {
 }
 
 #[derive(Debug)]
-pub struct Collaborator {
+pub struct Contact {
     pub user: Arc<User>,
     pub worktrees: Vec<WorktreeMetadata>,
 }
@@ -36,10 +36,10 @@ pub struct WorktreeMetadata {
 pub struct UserStore {
     users: HashMap<u64, Arc<User>>,
     current_user: watch::Receiver<Option<Arc<User>>>,
-    collaborators: Arc<[Collaborator]>,
+    contacts: Arc<[Contact]>,
     rpc: Arc<Client>,
     http: Arc<dyn HttpClient>,
-    _maintain_collaborators: Task<()>,
+    _maintain_contacts: Task<()>,
     _maintain_current_user: Task<()>,
 }
 
@@ -52,26 +52,26 @@ impl Entity for UserStore {
 impl UserStore {
     pub fn new(rpc: Arc<Client>, http: Arc<dyn HttpClient>, cx: &mut ModelContext<Self>) -> Self {
         let (mut current_user_tx, current_user_rx) = watch::channel();
-        let (mut update_collaborators_tx, mut update_collaborators_rx) =
-            watch::channel::<Option<proto::UpdateCollaborators>>();
-        let update_collaborators_subscription = rpc.subscribe(
+        let (mut update_contacts_tx, mut update_contacts_rx) =
+            watch::channel::<Option<proto::UpdateContacts>>();
+        let update_contacts_subscription = rpc.subscribe(
             cx,
-            move |_: &mut Self, msg: TypedEnvelope<proto::UpdateCollaborators>, _, _| {
-                let _ = update_collaborators_tx.blocking_send(Some(msg.payload));
+            move |_: &mut Self, msg: TypedEnvelope<proto::UpdateContacts>, _, _| {
+                let _ = update_contacts_tx.blocking_send(Some(msg.payload));
                 Ok(())
             },
         );
         Self {
             users: Default::default(),
             current_user: current_user_rx,
-            collaborators: Arc::from([]),
+            contacts: Arc::from([]),
             rpc: rpc.clone(),
             http,
-            _maintain_collaborators: cx.spawn_weak(|this, mut cx| async move {
-                let _subscription = update_collaborators_subscription;
-                while let Some(message) = update_collaborators_rx.recv().await {
+            _maintain_contacts: cx.spawn_weak(|this, mut cx| async move {
+                let _subscription = update_contacts_subscription;
+                while let Some(message) = update_contacts_rx.recv().await {
                     if let Some((message, this)) = message.zip(this.upgrade(&cx)) {
-                        this.update(&mut cx, |this, cx| this.update_collaborators(message, cx))
+                        this.update(&mut cx, |this, cx| this.update_contacts(message, cx))
                             .log_err()
                             .await;
                     }
@@ -100,35 +100,29 @@ impl UserStore {
         }
     }
 
-    fn update_collaborators(
+    fn update_contacts(
         &mut self,
-        message: proto::UpdateCollaborators,
+        message: proto::UpdateContacts,
         cx: &mut ModelContext<Self>,
     ) -> Task<Result<()>> {
         let mut user_ids = HashSet::new();
-        for collaborator in &message.collaborators {
-            user_ids.insert(collaborator.user_id);
-            user_ids.extend(
-                collaborator
-                    .worktrees
-                    .iter()
-                    .flat_map(|w| &w.guests)
-                    .copied(),
-            );
+        for contact in &message.contacts {
+            user_ids.insert(contact.user_id);
+            user_ids.extend(contact.worktrees.iter().flat_map(|w| &w.guests).copied());
         }
 
         let load_users = self.load_users(user_ids.into_iter().collect(), cx);
         cx.spawn(|this, mut cx| async move {
             load_users.await?;
 
-            let mut collaborators = Vec::new();
-            for collaborator in message.collaborators {
-                collaborators.push(Collaborator::from_proto(collaborator, &this, &mut cx).await?);
+            let mut contacts = Vec::new();
+            for contact in message.contacts {
+                contacts.push(Contact::from_proto(contact, &this, &mut cx).await?);
             }
 
             this.update(&mut cx, |this, cx| {
-                collaborators.sort_by(|a, b| a.user.github_login.cmp(&b.user.github_login));
-                this.collaborators = collaborators.into();
+                contacts.sort_by(|a, b| a.user.github_login.cmp(&b.user.github_login));
+                this.contacts = contacts.into();
                 cx.notify();
             });
 
@@ -136,8 +130,8 @@ impl UserStore {
         })
     }
 
-    pub fn collaborators(&self) -> &Arc<[Collaborator]> {
-        &self.collaborators
+    pub fn contacts(&self) -> &Arc<[Contact]> {
+        &self.contacts
     }
 
     pub fn load_users(
@@ -212,19 +206,19 @@ impl User {
     }
 }
 
-impl Collaborator {
+impl Contact {
     async fn from_proto(
-        collaborator: proto::Collaborator,
+        contact: proto::Contact,
         user_store: &ModelHandle<UserStore>,
         cx: &mut AsyncAppContext,
     ) -> Result<Self> {
         let user = user_store
             .update(cx, |user_store, cx| {
-                user_store.fetch_user(collaborator.user_id, cx)
+                user_store.fetch_user(contact.user_id, cx)
             })
             .await?;
         let mut worktrees = Vec::new();
-        for worktree in collaborator.worktrees {
+        for worktree in contact.worktrees {
             let mut guests = Vec::new();
             for participant_id in worktree.guests {
                 guests.push(
diff --git a/crates/people_panel/src/lib.rs b/crates/people_panel/src/lib.rs
index 4a9d292737..00e87dc7e6 100644
--- a/crates/people_panel/src/lib.rs
+++ b/crates/people_panel/src/lib.rs
@@ -1,4 +1,4 @@
-use client::{Collaborator, UserStore};
+use client::{Contact, UserStore};
 use gpui::{
     action,
     elements::*,
@@ -24,10 +24,10 @@ pub fn init(cx: &mut MutableAppContext) {
 }
 
 pub struct PeoplePanel {
-    collaborators: ListState,
+    contacts: ListState,
     user_store: ModelHandle<UserStore>,
     settings: watch::Receiver<Settings>,
-    _maintain_collaborators: Subscription,
+    _maintain_contacts: Subscription,
 }
 
 impl PeoplePanel {
@@ -37,8 +37,8 @@ impl PeoplePanel {
         cx: &mut ViewContext<Self>,
     ) -> Self {
         Self {
-            collaborators: ListState::new(
-                user_store.read(cx).collaborators().len(),
+            contacts: ListState::new(
+                user_store.read(cx).contacts().len(),
                 Orientation::Top,
                 1000.,
                 {
@@ -46,10 +46,10 @@ impl PeoplePanel {
                     let settings = settings.clone();
                     move |ix, cx| {
                         let user_store = user_store.read(cx);
-                        let collaborators = user_store.collaborators().clone();
+                        let contacts = user_store.contacts().clone();
                         let current_user_id = user_store.current_user().map(|user| user.id);
                         Self::render_collaborator(
-                            &collaborators[ix],
+                            &contacts[ix],
                             current_user_id,
                             &settings.borrow().theme,
                             cx,
@@ -57,7 +57,7 @@ impl PeoplePanel {
                     }
                 },
             ),
-            _maintain_collaborators: cx.observe(&user_store, Self::update_collaborators),
+            _maintain_contacts: cx.observe(&user_store, Self::update_contacts),
             user_store,
             settings,
         }
@@ -103,14 +103,14 @@ impl PeoplePanel {
             .update(cx, |p, cx| p.close_remote_worktree(action.0, cx));
     }
 
-    fn update_collaborators(&mut self, _: ModelHandle<UserStore>, cx: &mut ViewContext<Self>) {
-        self.collaborators
-            .reset(self.user_store.read(cx).collaborators().len());
+    fn update_contacts(&mut self, _: ModelHandle<UserStore>, cx: &mut ViewContext<Self>) {
+        self.contacts
+            .reset(self.user_store.read(cx).contacts().len());
         cx.notify();
     }
 
     fn render_collaborator(
-        collaborator: &Collaborator,
+        collaborator: &Contact,
         current_user_id: Option<u64>,
         theme: &Theme,
         cx: &mut LayoutContext,
@@ -305,7 +305,7 @@ impl View for PeoplePanel {
 
     fn render(&mut self, _: &mut RenderContext<Self>) -> ElementBox {
         let theme = &self.settings.borrow().theme.people_panel;
-        Container::new(List::new(self.collaborators.clone()).boxed())
+        Container::new(List::new(self.contacts.clone()).boxed())
             .with_style(theme.container)
             .boxed()
     }
diff --git a/crates/rpc/proto/zed.proto b/crates/rpc/proto/zed.proto
index 741f81c8cd..ed979b9342 100644
--- a/crates/rpc/proto/zed.proto
+++ b/crates/rpc/proto/zed.proto
@@ -38,7 +38,7 @@ message Envelope {
         OpenWorktree open_worktree = 33;
         OpenWorktreeResponse open_worktree_response = 34;
         UnshareWorktree unshare_worktree = 35;
-        UpdateCollaborators update_collaborators = 36;
+        UpdateContacts update_contacts = 36;
         LeaveWorktree leave_worktree = 37;
     }
 }
@@ -190,8 +190,8 @@ message GetChannelMessagesResponse {
     bool done = 2;
 }
 
-message UpdateCollaborators {
-    repeated Collaborator collaborators = 1;
+message UpdateContacts {
+    repeated Contact contacts = 1;
 }
 
 // Entities
@@ -358,7 +358,7 @@ message ChannelMessage {
     Nonce nonce = 5;
 }
 
-message Collaborator {
+message Contact {
     uint64 user_id = 1;
     repeated WorktreeMetadata worktrees = 2;
 }
diff --git a/crates/rpc/src/proto.rs b/crates/rpc/src/proto.rs
index e9de319a1c..8299952c79 100644
--- a/crates/rpc/src/proto.rs
+++ b/crates/rpc/src/proto.rs
@@ -131,7 +131,7 @@ messages!(
     GetChannelMessagesResponse,
     GetChannels,
     GetChannelsResponse,
-    UpdateCollaborators,
+    UpdateContacts,
     GetUsers,
     GetUsersResponse,
     JoinChannel,
diff --git a/crates/server/src/rpc.rs b/crates/server/src/rpc.rs
index 9349b9538b..88e58a629b 100644
--- a/crates/server/src/rpc.rs
+++ b/crates/server/src/rpc.rs
@@ -118,8 +118,8 @@ impl Server {
             let (connection_id, handle_io, mut incoming_rx) =
                 this.peer.add_connection(connection).await;
             this.state_mut().add_connection(connection_id, user_id);
-            if let Err(err) = this.update_collaborators_for_users(&[user_id]).await {
-                log::error!("error updating collaborators for {:?}: {}", user_id, err);
+            if let Err(err) = this.update_contacts_for_users(&[user_id]).await {
+                log::error!("error updating contacts for {:?}: {}", user_id, err);
             }
 
             let handle_io = handle_io.fuse();
@@ -196,7 +196,7 @@ impl Server {
             .await?;
         }
 
-        self.update_collaborators_for_users(removed_connection.collaborator_ids.iter())
+        self.update_contacts_for_users(removed_connection.contact_ids.iter())
             .await?;
 
         Ok(())
@@ -214,12 +214,12 @@ impl Server {
         let receipt = request.receipt();
         let host_user_id = self.state().user_id_for_connection(request.sender_id)?;
 
-        let mut collaborator_user_ids = HashSet::new();
-        collaborator_user_ids.insert(host_user_id);
+        let mut contact_user_ids = HashSet::new();
+        contact_user_ids.insert(host_user_id);
         for github_login in request.payload.collaborator_logins {
             match self.app_state.db.create_user(&github_login, false).await {
-                Ok(collaborator_user_id) => {
-                    collaborator_user_ids.insert(collaborator_user_id);
+                Ok(contact_user_id) => {
+                    contact_user_ids.insert(contact_user_id);
                 }
                 Err(err) => {
                     let message = err.to_string();
@@ -231,11 +231,11 @@ impl Server {
             }
         }
 
-        let collaborator_user_ids = collaborator_user_ids.into_iter().collect::<Vec<_>>();
+        let contact_user_ids = contact_user_ids.into_iter().collect::<Vec<_>>();
         let worktree_id = self.state_mut().add_worktree(Worktree {
             host_connection_id: request.sender_id,
             host_user_id,
-            collaborator_user_ids: collaborator_user_ids.clone(),
+            contact_user_ids: contact_user_ids.clone(),
             root_name: request.payload.root_name,
             share: None,
         });
@@ -243,8 +243,7 @@ impl Server {
         self.peer
             .respond(receipt, proto::OpenWorktreeResponse { worktree_id })
             .await?;
-        self.update_collaborators_for_users(&collaborator_user_ids)
-            .await?;
+        self.update_contacts_for_users(&contact_user_ids).await?;
 
         Ok(())
     }
@@ -269,7 +268,7 @@ impl Server {
             )
             .await?;
         }
-        self.update_collaborators_for_users(&worktree.collaborator_user_ids)
+        self.update_contacts_for_users(&worktree.contact_user_ids)
             .await?;
         Ok(())
     }
@@ -288,15 +287,14 @@ impl Server {
             .map(|entry| (entry.id, entry))
             .collect();
 
-        let collaborator_user_ids =
+        let contact_user_ids =
             self.state_mut()
                 .share_worktree(worktree.id, request.sender_id, entries);
-        if let Some(collaborator_user_ids) = collaborator_user_ids {
+        if let Some(contact_user_ids) = contact_user_ids {
             self.peer
                 .respond(request.receipt(), proto::ShareWorktreeResponse {})
                 .await?;
-            self.update_collaborators_for_users(&collaborator_user_ids)
-                .await?;
+            self.update_contacts_for_users(&contact_user_ids).await?;
         } else {
             self.peer
                 .respond_with_error(
@@ -324,7 +322,7 @@ impl Server {
                 .send(conn_id, proto::UnshareWorktree { worktree_id })
         })
         .await?;
-        self.update_collaborators_for_users(&worktree.collaborator_ids)
+        self.update_contacts_for_users(&worktree.contact_ids)
             .await?;
 
         Ok(())
@@ -368,12 +366,12 @@ impl Server {
                     peers,
                 };
                 let connection_ids = joined.worktree.connection_ids();
-                let collaborator_user_ids = joined.worktree.collaborator_user_ids.clone();
-                Ok((response, connection_ids, collaborator_user_ids))
+                let contact_user_ids = joined.worktree.contact_user_ids.clone();
+                Ok((response, connection_ids, contact_user_ids))
             });
 
         match response_data {
-            Ok((response, connection_ids, collaborator_user_ids)) => {
+            Ok((response, connection_ids, contact_user_ids)) => {
                 broadcast(request.sender_id, connection_ids, |conn_id| {
                     self.peer.send(
                         conn_id,
@@ -389,8 +387,7 @@ impl Server {
                 })
                 .await?;
                 self.peer.respond(request.receipt(), response).await?;
-                self.update_collaborators_for_users(&collaborator_user_ids)
-                    .await?;
+                self.update_contacts_for_users(&contact_user_ids).await?;
             }
             Err(error) => {
                 self.peer
@@ -425,7 +422,7 @@ impl Server {
                 )
             })
             .await?;
-            self.update_collaborators_for_users(&worktree.collaborator_ids)
+            self.update_contacts_for_users(&worktree.contact_ids)
                 .await?;
         }
         Ok(())
@@ -595,7 +592,7 @@ impl Server {
         Ok(())
     }
 
-    async fn update_collaborators_for_users<'a>(
+    async fn update_contacts_for_users<'a>(
         self: &Arc<Server>,
         user_ids: impl IntoIterator<Item = &'a UserId>,
     ) -> tide::Result<()> {
@@ -604,12 +601,12 @@ impl Server {
         {
             let state = self.state();
             for user_id in user_ids {
-                let collaborators = state.collaborators_for_user(*user_id);
+                let contacts = state.contacts_for_user(*user_id);
                 for connection_id in state.connection_ids_for_user(*user_id) {
                     send_futures.push(self.peer.send(
                         connection_id,
-                        proto::UpdateCollaborators {
-                            collaborators: collaborators.clone(),
+                        proto::UpdateContacts {
+                            contacts: contacts.clone(),
                         },
                     ));
                 }
@@ -2108,7 +2105,7 @@ mod tests {
     }
 
     #[gpui::test]
-    async fn test_collaborators(
+    async fn test_contacts(
         mut cx_a: TestAppContext,
         mut cx_b: TestAppContext,
         mut cx_c: TestAppContext,
@@ -2145,17 +2142,17 @@ mod tests {
 
         user_store_a
             .condition(&cx_a, |user_store, _| {
-                collaborators(user_store) == vec![("user_a", vec![("a", vec![])])]
+                contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
             })
             .await;
         user_store_b
             .condition(&cx_b, |user_store, _| {
-                collaborators(user_store) == vec![("user_a", vec![("a", vec![])])]
+                contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
             })
             .await;
         user_store_c
             .condition(&cx_c, |user_store, _| {
-                collaborators(user_store) == vec![("user_a", vec![("a", vec![])])]
+                contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
             })
             .await;
 
@@ -2175,37 +2172,37 @@ mod tests {
 
         user_store_a
             .condition(&cx_a, |user_store, _| {
-                collaborators(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
+                contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
             })
             .await;
         user_store_b
             .condition(&cx_b, |user_store, _| {
-                collaborators(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
+                contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
             })
             .await;
         user_store_c
             .condition(&cx_c, |user_store, _| {
-                collaborators(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
+                contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
             })
             .await;
 
         cx_a.update(move |_| drop(worktree_a));
         user_store_a
-            .condition(&cx_a, |user_store, _| collaborators(user_store) == vec![])
+            .condition(&cx_a, |user_store, _| contacts(user_store) == vec![])
             .await;
         user_store_b
-            .condition(&cx_b, |user_store, _| collaborators(user_store) == vec![])
+            .condition(&cx_b, |user_store, _| contacts(user_store) == vec![])
             .await;
         user_store_c
-            .condition(&cx_c, |user_store, _| collaborators(user_store) == vec![])
+            .condition(&cx_c, |user_store, _| contacts(user_store) == vec![])
             .await;
 
-        fn collaborators(user_store: &UserStore) -> Vec<(&str, Vec<(&str, Vec<&str>)>)> {
+        fn contacts(user_store: &UserStore) -> Vec<(&str, Vec<(&str, Vec<&str>)>)> {
             user_store
-                .collaborators()
+                .contacts()
                 .iter()
-                .map(|collaborator| {
-                    let worktrees = collaborator
+                .map(|contact| {
+                    let worktrees = contact
                         .worktrees
                         .iter()
                         .map(|w| {
@@ -2215,7 +2212,7 @@ mod tests {
                             )
                         })
                         .collect();
-                    (collaborator.user.github_login.as_str(), worktrees)
+                    (contact.user.github_login.as_str(), worktrees)
                 })
                 .collect()
         }
diff --git a/crates/server/src/rpc/store.rs b/crates/server/src/rpc/store.rs
index 424c1fc24c..2039ac21d2 100644
--- a/crates/server/src/rpc/store.rs
+++ b/crates/server/src/rpc/store.rs
@@ -22,7 +22,7 @@ struct ConnectionState {
 pub struct Worktree {
     pub host_connection_id: ConnectionId,
     pub host_user_id: UserId,
-    pub collaborator_user_ids: Vec<UserId>,
+    pub contact_user_ids: Vec<UserId>,
     pub root_name: String,
     pub share: Option<WorktreeShare>,
 }
@@ -44,7 +44,7 @@ pub type ReplicaId = u16;
 pub struct RemovedConnectionState {
     pub hosted_worktrees: HashMap<u64, Worktree>,
     pub guest_worktree_ids: HashMap<u64, Vec<ConnectionId>>,
-    pub collaborator_ids: HashSet<UserId>,
+    pub contact_ids: HashSet<UserId>,
 }
 
 pub struct JoinedWorktree<'a> {
@@ -54,12 +54,12 @@ pub struct JoinedWorktree<'a> {
 
 pub struct UnsharedWorktree {
     pub connection_ids: Vec<ConnectionId>,
-    pub collaborator_ids: Vec<UserId>,
+    pub contact_ids: Vec<UserId>,
 }
 
 pub struct LeftWorktree {
     pub connection_ids: Vec<ConnectionId>,
-    pub collaborator_ids: Vec<UserId>,
+    pub contact_ids: Vec<UserId>,
 }
 
 impl Store {
@@ -107,14 +107,14 @@ impl Store {
         for worktree_id in connection.worktrees.clone() {
             if let Ok(worktree) = self.remove_worktree(worktree_id, connection_id) {
                 result
-                    .collaborator_ids
-                    .extend(worktree.collaborator_user_ids.iter().copied());
+                    .contact_ids
+                    .extend(worktree.contact_user_ids.iter().copied());
                 result.hosted_worktrees.insert(worktree_id, worktree);
             } else if let Some(worktree) = self.leave_worktree(connection_id, worktree_id) {
                 result
                     .guest_worktree_ids
                     .insert(worktree_id, worktree.connection_ids);
-                result.collaborator_ids.extend(worktree.collaborator_ids);
+                result.contact_ids.extend(worktree.contact_ids);
             }
         }
 
@@ -171,8 +171,8 @@ impl Store {
             .copied()
     }
 
-    pub fn collaborators_for_user(&self, user_id: UserId) -> Vec<proto::Collaborator> {
-        let mut collaborators = HashMap::new();
+    pub fn contacts_for_user(&self, user_id: UserId) -> Vec<proto::Contact> {
+        let mut contacts = HashMap::new();
         for worktree_id in self
             .visible_worktrees_by_user_id
             .get(&user_id)
@@ -190,9 +190,9 @@ impl Store {
             }
 
             if let Ok(host_user_id) = self.user_id_for_connection(worktree.host_connection_id) {
-                collaborators
+                contacts
                     .entry(host_user_id)
-                    .or_insert_with(|| proto::Collaborator {
+                    .or_insert_with(|| proto::Contact {
                         user_id: host_user_id.to_proto(),
                         worktrees: Vec::new(),
                     })
@@ -206,14 +206,14 @@ impl Store {
             }
         }
 
-        collaborators.into_values().collect()
+        contacts.into_values().collect()
     }
 
     pub fn add_worktree(&mut self, worktree: Worktree) -> u64 {
         let worktree_id = self.next_worktree_id;
-        for collaborator_user_id in &worktree.collaborator_user_ids {
+        for contact_user_id in &worktree.contact_user_ids {
             self.visible_worktrees_by_user_id
-                .entry(*collaborator_user_id)
+                .entry(*contact_user_id)
                 .or_default()
                 .insert(worktree_id);
         }
@@ -255,10 +255,9 @@ impl Store {
             }
         }
 
-        for collaborator_user_id in &worktree.collaborator_user_ids {
-            if let Some(visible_worktrees) = self
-                .visible_worktrees_by_user_id
-                .get_mut(&collaborator_user_id)
+        for contact_user_id in &worktree.contact_user_ids {
+            if let Some(visible_worktrees) =
+                self.visible_worktrees_by_user_id.get_mut(&contact_user_id)
             {
                 visible_worktrees.remove(&worktree_id);
             }
@@ -283,7 +282,7 @@ impl Store {
                     active_replica_ids: Default::default(),
                     entries,
                 });
-                return Some(worktree.collaborator_user_ids.clone());
+                return Some(worktree.contact_user_ids.clone());
             }
         }
         None
@@ -305,7 +304,7 @@ impl Store {
         }
 
         let connection_ids = worktree.connection_ids();
-        let collaborator_ids = worktree.collaborator_user_ids.clone();
+        let contact_ids = worktree.contact_user_ids.clone();
         if let Some(share) = worktree.share.take() {
             for connection_id in share.guests.into_keys() {
                 if let Some(connection) = self.connections.get_mut(&connection_id) {
@@ -318,7 +317,7 @@ impl Store {
 
             Ok(UnsharedWorktree {
                 connection_ids,
-                collaborator_ids,
+                contact_ids,
             })
         } else {
             Err(anyhow!("worktree is not shared"))?
@@ -339,7 +338,7 @@ impl Store {
             .worktrees
             .get_mut(&worktree_id)
             .and_then(|worktree| {
-                if worktree.collaborator_user_ids.contains(&user_id) {
+                if worktree.contact_user_ids.contains(&user_id) {
                     Some(worktree)
                 } else {
                     None
@@ -381,14 +380,14 @@ impl Store {
         }
 
         let connection_ids = worktree.connection_ids();
-        let collaborator_ids = worktree.collaborator_user_ids.clone();
+        let contact_ids = worktree.contact_user_ids.clone();
 
         #[cfg(test)]
         self.check_invariants();
 
         Some(LeftWorktree {
             connection_ids,
-            collaborator_ids,
+            contact_ids,
         })
     }
 
@@ -530,11 +529,9 @@ impl Store {
             let host_connection = self.connections.get(&worktree.host_connection_id).unwrap();
             assert!(host_connection.worktrees.contains(worktree_id));
 
-            for collaborator_id in &worktree.collaborator_user_ids {
-                let visible_worktree_ids = self
-                    .visible_worktrees_by_user_id
-                    .get(collaborator_id)
-                    .unwrap();
+            for contact_id in &worktree.contact_user_ids {
+                let visible_worktree_ids =
+                    self.visible_worktrees_by_user_id.get(contact_id).unwrap();
                 assert!(visible_worktree_ids.contains(worktree_id));
             }
 
@@ -558,7 +555,7 @@ impl Store {
         for (user_id, visible_worktree_ids) in &self.visible_worktrees_by_user_id {
             for worktree_id in visible_worktree_ids {
                 let worktree = self.worktrees.get(worktree_id).unwrap();
-                assert!(worktree.collaborator_user_ids.contains(user_id));
+                assert!(worktree.contact_user_ids.contains(user_id));
             }
         }