diff --git a/index.html b/index.html
index eb7aa61..c881c59 100644
--- a/index.html
+++ b/index.html
@@ -38,7 +38,7 @@
 	<script>
 		// Basic Settings
 		const defaultTheme = 'darkly';
-		const bootswatchVersion = '5.2.1';
+		const bootswatchVersion = '5.3.1';
 		// Update last one only when https://www.jsdelivr.com/package/npm/bootswatch is updated.
 
 		// Get the markdown file, convert to HTML & put inside the main tag