diff --git a/chrome/content/zotero/include.js b/chrome/content/zotero/include.js
index 63a7f72d26..2ba044c7f9 100644
--- a/chrome/content/zotero/include.js
+++ b/chrome/content/zotero/include.js
@@ -2,8 +2,6 @@
 /* eslint-disable no-unused-vars */
 
 var Zotero = Components.classes['@zotero.org/Zotero;1']
-	// Currently uses only nsISupports
-	//.getService(Components.interfaces.chnmIZoteroService).
 	.getService(Components.interfaces.nsISupports)
 	.wrappedJSObject;