diff -r 526d3f084753 -r b64c8c35c67d common/corpus-common-addon/addon/components/doc-olac.js
--- a/common/corpus-common-addon/addon/components/doc-olac.js	Sat Jun 10 18:39:39 2017 +0200
+++ b/common/corpus-common-addon/addon/components/doc-olac.js	Sat Jun 10 22:43:58 2017 +0200
@@ -5,6 +5,7 @@
 
 export default DocLiteral.extend({
   layout,
+  classNames: ['doc-lit-olac'],
   olacUrl: Ember.computed('url', function () {
     const url = this.get('url');
     const value = this.get('value');