diff --git a/crates/editor/src/highlight_matching_bracket.rs b/crates/editor/src/highlight_matching_bracket.rs
index 778f5783e2..e38197283d 100644
--- a/crates/editor/src/highlight_matching_bracket.rs
+++ b/crates/editor/src/highlight_matching_bracket.rs
@@ -19,6 +19,11 @@ pub fn refresh_matching_bracket_highlights(
 
     let snapshot = editor.snapshot(window, cx);
     let head = newest_selection.head();
+    if head > snapshot.buffer_snapshot.len() {
+        log::error!("bug: cursor offset is out of range while refreshing bracket highlights");
+        return;
+    }
+
     let mut tail = head;
     if (editor.cursor_shape == CursorShape::Block || editor.cursor_shape == CursorShape::Hollow)
         && head < snapshot.buffer_snapshot.len()