diff --git a/spring-cloud-cloudfoundry.html b/spring-cloud-cloudfoundry.html
index 20897a9..3f6ba88 100644
--- a/spring-cloud-cloudfoundry.html
+++ b/spring-cloud-cloudfoundry.html
@@ -186,7 +186,7 @@ are configured, they default per the user&#8217;s profile in Cloud Foundry.</p>
 <td class="content">
 All of the OAuth2 SSO and resource server features moved to Spring Boot
 in version 1.3. You can find documentation in the
-<a href="http://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/">Spring Boot user guide</a>.
+<a href="https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/">Spring Boot user guide</a>.
 </td>
 </tr>
 </table>