diff --git a/1.0.x/index.html b/1.0.x/index.html
index aab80d6..c02c65e 100644
--- a/1.0.x/index.html
+++ b/1.0.x/index.html
@@ -417,7 +417,7 @@ body.book #toc,body.book #preamble,body.book h1.sect0,body.book .sect1>h2{page-b
 <div id="preamble">
 <div class="sectionbody">
 <div class="paragraph">
-<p>Spring Boot CLI provides <a href="http://projects.spring.io/spring-boot">Spring Boot</a> command line features for
+<p>Spring Boot CLI provides <a href="https://projects.spring.io/spring-boot">Spring Boot</a> command line features for
 <a href="https://github.com/spring-cloud">Spring Cloud</a>. You can write Groovy scripts to run Spring Cloud component applications
 (e.g. <code>@EnableEurekaServer</code>). You can also easily do things like encryption and decryption to support Spring Cloud
 Config clients with secret configuration values.</p>