diff --git a/src/c3nav/editor/templates/editor/graph.html b/src/c3nav/editor/templates/editor/graph.html
index e81afd4b..f5e2f280 100644
--- a/src/c3nav/editor/templates/editor/graph.html
+++ b/src/c3nav/editor/templates/editor/graph.html
@@ -24,6 +24,8 @@
 {% bootstrap_messages %}
 
 <form action="{{ request.path }}" method="post">
+    {% csrf_token %}
+
     <h4>{% trans 'Default node properties' %}</h4>
     {% bootstrap_form node_settings_form %}