diff --git a/index.js b/index.js
index a331d33..246165a 100644
--- a/index.js
+++ b/index.js
@@ -1,11 +1,15 @@
 [
 {
       "title": "hybrid-linux",
+      "subtitle": "Basics",
+      "level": "Intermediate",
       "desc": "description",
       "dir": "hybrid-linux"
 },
 {
       "title": "hybrid-mpi",
+      "subtitle": "Basics",
+      "level": "I",
       "desc": "description",
       "dir": "hybrid-mpi"
 }