diff --git a/src/sync/syncController.ts b/src/sync/syncController.ts
index 23ed72d..1dbc06f 100644
--- a/src/sync/syncController.ts
+++ b/src/sync/syncController.ts
@@ -91,7 +91,7 @@ class SyncController extends AddonBase {
     }
     // MD5 doesn't match (note side change)
     if (noteMd5 !== syncStatus.noteMd5) {
-      MDAhead = true;
+      noteAhead = true;
     }
     // Note version doesn't match (note side change)
     // This might be unreliable when Zotero account is not login