diff --git a/README.md b/README.md
index 6fc7252..3ec0cd2 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@
 
 <br>
 
-<details open="open">
+<details>
 <summary>Table of Contents</summary>
 
 - [Demo](#demo)