diff --git a/docs/index.htm b/docs/index.htm
index 36eba57..6368a71 100644
--- a/docs/index.htm
+++ b/docs/index.htm
@@ -118,7 +118,7 @@
     </section>
 
     <script src="https://cdn.jsdelivr.net/npm/vue@2.6/dist/vue.js"></script>
-    <script src="https://cdn.jsdelivr.net/npm/maska@1.1.3/dist/maska.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/maska@1.1.4/dist/maska.js"></script>
     <script>
         // vue
         new Vue({