diff --git a/doc/sphinx/arm/hooks-gss-tsig.rst b/doc/sphinx/arm/hooks-gss-tsig.rst
index 4856a48f0d..651b7c924a 100644
--- a/doc/sphinx/arm/hooks-gss-tsig.rst
+++ b/doc/sphinx/arm/hooks-gss-tsig.rst
@@ -1,8 +1,8 @@
 .. _hooks-gss-tsig:
 
-GSS-TSIG: Sign DNS Updates With GSS-TSIG
-========================================
+``gss-tsig``: Sign DNS Updates With GSS-TSIG
+============================================
 
-The ``gss-tsig`` hook library allows the ``kea-dhcp-ddns`` server to use
+This hook library allows the ``kea-dhcp-ddns`` server to use
 GSS-TSIG to sign DNS updates. For a full discussion of GSS-TSIG in Kea,
 please see :ref:`gss-tsig`.