diff --git a/src/ts/lib/sidebar.ts b/src/ts/lib/sidebar.ts
index 3657d58cf8..6e7a08a95e 100644
--- a/src/ts/lib/sidebar.ts
+++ b/src/ts/lib/sidebar.ts
@@ -318,7 +318,7 @@ class Sidebar {
 	};
 
 	getDummyWidth (): number {
-		return Number($('#sidebarDummy').outerWidth()) || 0;
+		return Number($('#sidebarDummyLeft').outerWidth()) || 0;
 	};
 
 	vaultHide () {