diff --git a/openseadragon.js b/openseadragon.js
index 7a89136d..8a792d54 100644
--- a/openseadragon.js
+++ b/openseadragon.js
@@ -7977,11 +7977,11 @@ $.Drawer.prototype = {
 
             image = new Image();
 
-            complete = function( imagesrc ){
+            complete = function( imagesrc, img ){
                 _this.downloading--;
                 if (typeof ( callback ) == "function") {
                     try {
-                        callback( image );
+                        callback( img );
                     } catch ( e ) {
                         $.console.error(
                             "%s while executing %s callback: %s", 
diff --git a/src/drawer.js b/src/drawer.js
index c64ae86d..d04c287e 100644
--- a/src/drawer.js
+++ b/src/drawer.js
@@ -293,11 +293,11 @@ $.Drawer.prototype = {
 
             image = new Image();
 
-            complete = function( imagesrc ){
+            complete = function( imagesrc, img ){
                 _this.downloading--;
                 if (typeof ( callback ) == "function") {
                     try {
-                        callback( image );
+                        callback( img );
                     } catch ( e ) {
                         $.console.error(
                             "%s while executing %s callback: %s",