diff --git a/helloWorld.html b/helloWorld.html
index faad066..64901ec 100644
--- a/helloWorld.html
+++ b/helloWorld.html
@@ -6,6 +6,6 @@
 </head>
 <body>
     <h1>hello world!</h1>
-    <h2>得到公钥的提交</h2>
+    <h2>得到公钥的提交 </h2>
 </body>
 </html>
\ No newline at end of file
