diff --git a/docs/index.htm b/docs/index.htm
index 9f2e087..7753a2a 100644
--- a/docs/index.htm
+++ b/docs/index.htm
@@ -148,7 +148,7 @@
     </section>
 
     <script src="https://cdn.jsdelivr.net/npm/vue@2.6/dist/vue.js"></script>
-    <script src="https://cdn.jsdelivr.net/npm/maska@1.4.7/dist/maska.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/maska@1.5.0/dist/maska.js"></script>
     <script>
         // vue
         new Vue({