diff --git a/ch4/issueshtml/main.go b/ch4/issueshtml/main.go
index 9e2c36d..18ad896 100644
--- a/ch4/issueshtml/main.go
+++ b/ch4/issueshtml/main.go
@@ -27,7 +27,7 @@ var issueList = template.Must(template.New("issuelist").Parse(`
 </tr>
 {{range .Items}}
 <tr>
-  <td><a href='{{.HTMLURL}}'>{{.Number}}</td>
+  <td><a href='{{.HTMLURL}}'>{{.Number}}</a></td>
   <td>{{.State}}</td>
   <td><a href='{{.User.HTMLURL}}'>{{.User.Login}}</a></td>
   <td><a href='{{.HTMLURL}}'>{{.Title}}</a></td>