diff --git a/chrome/content/zotero/xpcom/utilities.js b/chrome/content/zotero/xpcom/utilities.js
index 39e708f1b..cf4468c1b 100644
--- a/chrome/content/zotero/xpcom/utilities.js
+++ b/chrome/content/zotero/xpcom/utilities.js
@@ -784,8 +784,7 @@ Zotero.Utilities.HTTP.processDocuments = function(firstDoc, urls, processor, don
 	var urlIndex = -1;
 	
 	var removeListeners = function() {
-		var loadEvent = Zotero.isFx2 ? "load" : "pageshow";
-		hiddenBrowser.removeEventListener(loadEvent, onLoad, true);
+		hiddenBrowser.removeEventListener("pageshow", onLoad, true);
 		if(!saveBrowser) {
 			Zotero.Browser.deleteHiddenBrowser(hiddenBrowser);
 		}