diff --git a/courses/free-courses-hi.md b/courses/free-courses-hi.md
index 218f3c19b..a3b550eef 100644
--- a/courses/free-courses-hi.md
+++ b/courses/free-courses-hi.md
@@ -43,8 +43,10 @@
     * [React](#react)
     * [React Native](#react-native)
     * [Redux](#redux)
+    * [Three.js](#threejs)
     * [Vue.js](#vuejs)
-    * [Three.js](#vthreejs)
+   
+    
 * [Kotlin](#kotlin)
 * [Linux](#linux)
 * [Machine Learning](#machine-learning)