diff --git a/crates/collab/src/tests/channel_tests.rs b/crates/collab/src/tests/channel_tests.rs
index d778b6a472dafaf51acdabdd8b83700c00cfcda8..a250f59a21ba4affa114c1c2236b89ba9e068589 100644
--- a/crates/collab/src/tests/channel_tests.rs
+++ b/crates/collab/src/tests/channel_tests.rs
@@ -770,6 +770,19 @@ async fn test_call_from_channel(
     });
 }
 
+#[gpui::test]
+async fn test_lost_channel_creation(
+    deterministic: Arc<Deterministic>,
+    cx_a: &mut TestAppContext,
+    cx_b: &mut TestAppContext,
+) {
+    // Invite a member
+    // Create a new sub channel
+    // Member accepts invite
+    // Make sure that member can see new channel
+    todo!();
+}
+
 #[derive(Debug, PartialEq)]
 struct ExpectedChannel {
     depth: usize,
diff --git a/styles/src/style_tree/collab_modals.ts b/styles/src/style_tree/collab_modals.ts
index 4bdeb45f9c9c025258676af44b661be06ca3521e..0f50e01a390912a607d8d916906da9cc2857f80e 100644
--- a/styles/src/style_tree/collab_modals.ts
+++ b/styles/src/style_tree/collab_modals.ts
@@ -76,7 +76,8 @@ export default function channel_modal(): any {
                 },
 
             },
-            max_height: 400,
+            // FIXME: due to a bug in the picker's size calculation, this must be 600
+            max_height: 600,
             max_width: 540,
             title: {
                 ...text(theme.middle, "sans", "on", { size: "lg" }),