diff --git a/crates/collab_ui/src/collab_titlebar_item.rs b/crates/collab_ui/src/collab_titlebar_item.rs
index e190deef84..061de78b9f 100644
--- a/crates/collab_ui/src/collab_titlebar_item.rs
+++ b/crates/collab_ui/src/collab_titlebar_item.rs
@@ -349,6 +349,13 @@ impl CollabTitlebarItem {
                 .on_click(MouseButton::Left, move |_, cx| {
                     cx.dispatch_action(ToggleContactsMenu);
                 })
+                .with_tooltip::<ToggleContactsMenu, _>(
+                    0,
+                    "Show contacts menu".into(),
+                    Some(Box::new(ToggleContactsMenu)),
+                    theme.tooltip.clone(),
+                    cx,
+                )
                 .aligned()
                 .boxed(),
             )