diff --git a/chrome/content/zotero/xpcom/attachments.js b/chrome/content/zotero/xpcom/attachments.js
index a395aafde9..b4e5a119c9 100644
--- a/chrome/content/zotero/xpcom/attachments.js
+++ b/chrome/content/zotero/xpcom/attachments.js
@@ -351,7 +351,11 @@ Zotero.Attachments = new function(){
 				var nsIURL = Components.classes["@mozilla.org/network/standard-url;1"]
 							.createInstance(Components.interfaces.nsIURL);
 				nsIURL.spec = url;
-				wbp.saveURI(nsIURL, null, null, null, null, file);
+				try {
+					wbp.saveURI(nsIURL, null, null, null, null, file);
+				} catch(e if e.name === "NS_ERROR_XPC_NOT_ENOUGH_ARGS") {
+					wbp.saveURI(nsIURL, null, null, null, null, file, null);
+				}
 				
 				return attachmentItem;
 			}