diff --git a/etools-piwik-analytics.html b/etools-piwik-analytics.html
index 3510175..fcc29cb 100644
--- a/etools-piwik-analytics.html
+++ b/etools-piwik-analytics.html
@@ -24,7 +24,7 @@
   _paq.push(['enableLinkTracking']);
   _paq.push(['enableHeartBeatTimer']);
   (function(_paq) {
-    let u='//unisitetracker.unicef.io/';
+    let u='https://unisitetracker.unicef.io/';
     _paq.push(['setTrackerUrl', u + 'piwik.php']);
     _paq.push(['setSiteId', SITE_ID]);
     // eslint-disable-next-line