diff --git a/dnscms/dnscms/wagtail_hooks.py b/dnscms/dnscms/wagtail_hooks.py
new file mode 100644
index 0000000..798b05e
--- /dev/null
+++ b/dnscms/dnscms/wagtail_hooks.py
@@ -0,0 +1,6 @@
+from wagtail import hooks
+
+
+@hooks.register("register_rich_text_features")
+def enable_additional_rich_text_features(features):
+    features.default_features.extend(["h5", "h6", "blockquote"])