diff --git a/crates/editor/src/multi_buffer.rs b/crates/editor/src/multi_buffer.rs
index 52785a12027a4f57840e5310c6bfd651f69a1fa0..1dffed7739238aecf3a781c29ccfa055d77149c6 100644
--- a/crates/editor/src/multi_buffer.rs
+++ b/crates/editor/src/multi_buffer.rs
@@ -527,6 +527,7 @@ impl MultiBuffer {
         self.sync(cx);
 
         let buffer = props.buffer.clone();
+        cx.observe(&buffer, |_, _, cx| cx.notify()).detach();
         cx.subscribe(&buffer, Self::on_buffer_event).detach();
 
         let buffer_snapshot = buffer.read(cx).snapshot();