diff --git a/static/scripts/app/views/dirent.js b/static/scripts/app/views/dirent.js
index 098f1cdaa2..bd6f994eb5 100644
--- a/static/scripts/app/views/dirent.js
+++ b/static/scripts/app/views/dirent.js
@@ -270,7 +270,7 @@ define([
             return false;
         },
 
-        mvcp: function() {
+        mvcp: function(event) {
             var dir = this.dir;
             var el = event.target || event.srcElement,
                 op_type = $(el).hasClass('mv') ? 'mv' : 'cp',