diff --git a/doc/en/_themes/flask/layout.html b/doc/en/_themes/flask/layout.html
index 9d96584c1..19c43fbbe 100644
--- a/doc/en/_themes/flask/layout.html
+++ b/doc/en/_themes/flask/layout.html
@@ -5,7 +5,6 @@
{% endif %}
-
{% endblock %}
{%- block relbar2 %}{% endblock %}
{% block header %}
diff --git a/doc/en/_themes/flask/static/flasky.css_t b/doc/en/_themes/flask/static/flasky.css_t
index f84fca698..b3f39fd92 100644
--- a/doc/en/_themes/flask/static/flasky.css_t
+++ b/doc/en/_themes/flask/static/flasky.css_t
@@ -10,7 +10,8 @@
{% set sidebar_width = '220px' %}
{% set link_color = '#490' %}
{% set link_hover_color = '#9c0' %}
-{% set base_font = '"Deja+Vu", sans-serif' %}
+{% set base_font = 'sans-serif' %}
+{% set header_font = 'sans-serif' %}
@import url("basic.css");