diff --git a/service-worker.js b/service-worker.js
index 22f4c7f..05869a1 100644
--- a/service-worker.js
+++ b/service-worker.js
@@ -33,7 +33,7 @@ const urlsToCache = [
   '/.htaccess.txt'
 ];
 
-const CURRENT_VERSION = 'v17';
+const CURRENT_VERSION = 'v18';
 
 // Install event - cache files
 self.addEventListener('install', event => {