diff --git a/app/assets/javascripts/search_autocomplete.js b/app/assets/javascripts/search_autocomplete.js
index b2bf913fe45..94244eeb12e 100644
--- a/app/assets/javascripts/search_autocomplete.js
+++ b/app/assets/javascripts/search_autocomplete.js
@@ -477,7 +477,7 @@ export class SearchAutocomplete {
   }
 
   getAvatar(item) {
-    if (!Object.hasOwnProperty.call(item, 'avatar_url')) {
+    if (!Object.prototype.hasOwnProperty.call(item, 'avatar_url')) {
       return false;
     }