diff --git a/man/systemd.netdev.xml b/man/systemd.netdev.xml
index 43133559b39..8031bc0e0b4 100644
--- a/man/systemd.netdev.xml
+++ b/man/systemd.netdev.xml
@@ -2018,6 +2018,16 @@ Local=10.65.223.238
 Remote=10.65.223.239</programlisting>
     </example>
 
+    <example>
+      <title>/etc/systemd/network/25-ip6gre.netdev</title>
+      <programlisting>[NetDev]
+Name=ip6gre-tun
+Kind=ip6gre
+
+[Tunnel]
+Key=123</programlisting>
+    </example>
+
     <example>
       <title>/etc/systemd/network/25-vti.netdev</title>