diff --git a/cms/templates/js/edit-xblock-modal.underscore b/cms/templates/js/edit-xblock-modal.underscore
index 9b556f1fd0..58ff5fc142 100644
--- a/cms/templates/js/edit-xblock-modal.underscore
+++ b/cms/templates/js/edit-xblock-modal.underscore
@@ -1 +1 @@
-<div class="xblock-editor" data-locator="<%= xblockInfo.get('id') %>" data-course-key="<%= xblockInfo.get('courseKey') %>"></div>
+<div class="xblock-editor" data-locator="<%- xblockInfo.get('id') %>" data-course-key="<%- xblockInfo.get('courseKey') %>"></div>