diff --git a/invenio_theme/templates/invenio_theme/page.html b/invenio_theme/templates/invenio_theme/page.html
index fca684a..00c9e0a 100644
--- a/invenio_theme/templates/invenio_theme/page.html
+++ b/invenio_theme/templates/invenio_theme/page.html
@@ -76,7 +76,7 @@
     {%- endblock css %}
     {%- endblock head %}
   </head>
-  <body ng-csp {% if body_css_classes %} class="{{ body_css_classes|join(' ') }}"{% endif %}{% if g.ln %} lang="{{ g.ln.split('_', 1)[0]|safe }}"{% if rtl_direction %} {{ rtl_direction|safe }}{% endif %}{% endif %} itemscope itemtype="http://schema.org/WebPage" data-spy="scroll" data-target=".scrollspy-target">
+  <body data-invenio-config='{{ { "isMathJaxEnabled": config.THEME_MATHJAX_CDN, } | tojson }}' ng-csp {% if body_css_classes %} class="{{ body_css_classes|join(' ') }}"{% endif %}{% if g.ln %} lang="{{ g.ln.split('_', 1)[0]|safe }}"{% if rtl_direction %} {{ rtl_direction|safe }}{% endif %}{% endif %} itemscope itemtype="http://schema.org/WebPage" data-spy="scroll" data-target=".scrollspy-target">
     {%- block body %}
     {%- block browserupgrade %}
     <!--[if lt IE 8]>
diff --git a/invenio_theme/templates/semantic-ui/invenio_theme/page.html b/invenio_theme/templates/semantic-ui/invenio_theme/page.html
index 54133c8..7ba8567 100644
--- a/invenio_theme/templates/semantic-ui/invenio_theme/page.html
+++ b/invenio_theme/templates/semantic-ui/invenio_theme/page.html
@@ -81,7 +81,7 @@
     {%- endblock head %}
   </head>
 
-  <body{% if body_css_classes %} class="{{ body_css_classes|join(' ') }}"{% endif %}{% if g.ln %} lang="{{ g.ln.split('_', 1)[0]|safe }}"{% if rtl_direction %} {{ rtl_direction|safe }}{% endif %}{% endif %} itemscope itemtype="http://schema.org/WebPage" data-spy="scroll" data-target=".scrollspy-target">
+  <body data-invenio-config='{{ { "isMathJaxEnabled": config.THEME_MATHJAX_CDN, } | tojson }}' {% if body_css_classes %} class="{{ body_css_classes|join(' ') }}"{% endif %}{% if g.ln %} lang="{{ g.ln.split('_', 1)[0]|safe }}"{% if rtl_direction %} {{ rtl_direction|safe }}{% endif %}{% endif %} itemscope itemtype="http://schema.org/WebPage" data-spy="scroll" data-target=".scrollspy-target">
 
     {%- block body %}
 
