diff --git a/src/c3nav/editor/templates/editor/base.html b/src/c3nav/editor/templates/editor/base.html
index 737ebc84..57854004 100644
--- a/src/c3nav/editor/templates/editor/base.html
+++ b/src/c3nav/editor/templates/editor/base.html
@@ -28,7 +28,7 @@
             }
         </style>
     {% endif %}
-    <style>{{ active_theme.css }}</style>
+    <style>{{ active_theme.css | striptags | safe }}</style>
     {% compress css %}
         <link href="{% static 'fonts/fonts.css' %}" rel="stylesheet">
         <link href="{% static 'bootstrap/css/bootstrap.css' %}" rel="stylesheet">
diff --git a/src/c3nav/site/templates/site/base.html b/src/c3nav/site/templates/site/base.html
index d08c651f..5ca71fe0 100644
--- a/src/c3nav/site/templates/site/base.html
+++ b/src/c3nav/site/templates/site/base.html
@@ -31,7 +31,7 @@
             }
         </style>
     {% endif %}
-    <style id="c3nav-theme-vars">{{ active_theme.css }}</style>
+    <style id="c3nav-theme-vars">{{ active_theme.css | striptags | safe }}</style>
     {{ themes|json_script:"c3nav-themes" }}
     {{ active_theme_id|json_script:"c3nav-active-theme" }}
     {% compress css %}