diff --git a/index.html b/index.html
index 249313dab..83fece65f 100644
--- a/index.html
+++ b/index.html
@@ -71,7 +71,7 @@ function sitesearch() {
 <div class=links>
   <h4>Develop GF</h4>
   <ul>
-    <li><a href="https://ci.zjyto.net/job/GF/job/Build/"><img src="https://ci.zjyto.net/job/GF/job/Build/badge/icon" alt="GF build status"></a>
+    <li><a href="http://ci.zjyto.net/job/GF/job/Build/"><img src="http://ci.zjyto.net/job/GF/job/Build/badge/icon" alt="GF build status"></a>
     <li><a href="doc/gf-developers.html">GF Developers Guide</a>
     <li><A HREF="https://github.com/GrammaticalFramework/GF/">GitHub mirror</A>
     <li><A HREF="http://code.google.com/p/grammatical-framework/wiki/SideBar?tm=6">Wiki</A>