diff --git a/crates/multi_buffer/src/multi_buffer.rs b/crates/multi_buffer/src/multi_buffer.rs
index dfae115d8fdc0c6dc9c7847c888262c7eb5733e8..f3d4e718bc18b24a900d0799659a8328b17aa3e9 100644
--- a/crates/multi_buffer/src/multi_buffer.rs
+++ b/crates/multi_buffer/src/multi_buffer.rs
@@ -2142,6 +2142,7 @@ impl MultiBuffer {
         }
 
         self.sync_diff_transforms(&mut snapshot, edits, DiffChangeKind::BufferEdited);
+        self.buffer_changed_since_sync.replace(true);
         cx.emit(Event::Edited {
             singleton_buffer_edited: false,
             edited_buffer: None,