diff --git a/cms/static/js/views/video/translations_editor.js b/cms/static/js/views/video/translations_editor.js
index 75e2a01c39..e700b40fc6 100644
--- a/cms/static/js/views/video/translations_editor.js
+++ b/cms/static/js/views/video/translations_editor.js
@@ -47,6 +47,13 @@ function($, _, AbstractEditor, FileUpload, UploadDialog) {
                     var dropdown = $(element).clone();
 
                     _.each(values, function(value, key) {
+                        // Note: IE may raise an exception if key is an empty string,
+                        // while other browsers return null as excepted. So coerce it
+                        // into null for browser consistency.
+                        if (key === "") {
+                            key = null;
+                        }
+
                         var option = dropdown[0].options.namedItem(key);
 
                         if (option) {