diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 6a6819e9..1b922730 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -18,7 +18,6 @@
 /* global
  * AnkiConnect
  * AnkiNoteBuilder
- * AnkiNull
  * AudioSystem
  * AudioUriBuilder
  * BackendApiForwarder