diff --git a/docs/_templates/layout.html b/docs/_templates/layout.html
index 7cf339c..f284f5e 100644
--- a/docs/_templates/layout.html
+++ b/docs/_templates/layout.html
@@ -10,7 +10,7 @@
   _paq.push(['trackPageView']);
   _paq.push(['enableLinkTracking']);
   (function() {
-    var u="//mon.opendataservices.coop/piwik/";
+    var u="//mon.opendataservices.coop/";
     _paq.push(['setTrackerUrl', u+'piwik.php']);
     _paq.push(['setSiteId', '12']);
     var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
diff --git a/docs/privacy-notice.md b/docs/privacy-notice.md
index 7a7f443..8be2c80 100644
--- a/docs/privacy-notice.md
+++ b/docs/privacy-notice.md
@@ -38,7 +38,7 @@ You can opt out of this processing: If you have set your web browser to "I do no
 
 Matomo also it’s own opt out mechanism:
 <!-- opt out iframe - clicking this will mean people can opt out of tracking -->
-<iframe style="border: 1; height: 150px; width: 600px;" src="https://mon.opendataservices.coop/piwik/index.php?module=CoreAdminHome&amp;action=optOut&amp;language=en"></iframe>
+<iframe style="border: 1; height: 150px; width: 600px;" src="https://mon.opendataservices.coop/index.php?module=CoreAdminHome&amp;action=optOut&amp;language=en"></iframe>
 
 Data processors: Bytemark.
 
diff --git a/requirements.in b/requirements.in
index 0412d6f..36c3f73 100644
--- a/requirements.in
+++ b/requirements.in
@@ -4,3 +4,4 @@ transifex-client
 sphinx_rtd_theme
 # recommonmark commit pinned from master branch
 -e git+https://github.com/rtfd/recommonmark.git@c410abb565a3c4ad4de0ce204ab2fa2db8031cf1#egg=recommonmark
+jsonref<1
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 82835f0..f736b72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,3 +28,4 @@ six==1.12.0
 snowballstemmer==1.2.1
 sphinxcontrib-websupport==1.0.1
 urllib3==1.25.7
+jsonref==0.3.0
\ No newline at end of file