Index: src/routes/posts.js
===================================================================
--- src/routes/posts.js	(revision 156baa32c3292b1c6ba350f1fede79d7cbeeea4d)
+++ src/routes/posts.js	(revision 7df47b64b30c224c51f629ddb5bed4fbadb422e7)
@@ -256,4 +256,6 @@
 
   renderPage(req, res, 'pages/post-edit', {
+    // post-edit neemt de playlist-editor op.
+    pageJs: 'post-edit playlist-editor',
     post: {
       id: uuid(),