diff --git a/index.html b/index.html
index eb6fb5b..b2083ec 100644
--- a/index.html
+++ b/index.html
@@ -19,7 +19,7 @@
     })(window, document, 'script', 'dataLayer', 'GTM-W3NL9V');</script>
     <!-- End Google Tag Manager -->
 
-    <title>CWIKIUS 文档手册</title>
+    <title>iSharkFly 文档手册</title>
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>
     <meta name="description" content="Description">
     <meta name="viewport"
@@ -46,7 +46,7 @@
 <div id="app"></div>
 <script>
     window.$docsify = {
-        name: 'CWIKIUS 文档手册',
+        name: 'iSharkFly 文档手册',
         repo: 'https://github.com/iSharkfly-Docs/docs-isharkfly-com',
         executeScript: true,
         loadNavbar: true,
diff --git a/java/core/core-java-uuid.md b/java/core/core-java-uuid.md
index 40c2236..f112fd5 100644
--- a/java/core/core-java-uuid.md
+++ b/java/core/core-java-uuid.md
@@ -1,5 +1,6 @@
 ## Java UUID
 
+- [UUID 的 5 个版本](https://www.isharkfly.com/t/uuid-5/15098)
 - [在 Java 中生成只有数组和字母的 UUID](https://www.isharkfly.com/t/java-uuid/15097)
 - [Guide to UUID in Java](http://www.baeldung.com/java-uuid)
 - [Validate UUID String in Java](https://www.baeldung.com/java-validate-uuid-string)