diff --git a/src/js/components/ImageEditor/Viewport.js b/src/js/components/ImageEditor/Viewport.js
index d775ccf..8d7a76d 100644
--- a/src/js/components/ImageEditor/Viewport.js
+++ b/src/js/components/ImageEditor/Viewport.js
@@ -131,7 +131,7 @@ function Viewport(canvas) {
         canvas.getButtonMenu().bringToFront();
 
         // Trigger event to tell the image needs to be dragged.
-        $(document).trigger('PIE:needs-dragging');
+        $(document).trigger('PIE:needs-dragging', { axis: _data.axis });
 
     };