diff --git a/man/systemd.network.xml b/man/systemd.network.xml
index 128ade5b34e..4024252b396 100644
--- a/man/systemd.network.xml
+++ b/man/systemd.network.xml
@@ -1430,7 +1430,8 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
         <varlistentry>
           <term><varname>Metric=</varname></term>
           <listitem>
-            <para>The metric of the route (an unsigned integer).</para>
+            <para>The metric of the route. Takes an unsigned integer in the range 0…4294967295.
+            Defaluts to unset, and the kernel's default will be used.</para>
           </listitem>
         </varlistentry>
         <varlistentry>
@@ -1846,7 +1847,8 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
         <varlistentry>
           <term><varname>RouteMetric=</varname></term>
           <listitem>
-            <para>Set the routing metric for routes specified by the DHCP server. Defaults to 1024.</para>
+            <para>Set the routing metric for routes specified by the DHCP server. Takes an unsigned
+            integer in the range 0…4294967295. Defaults to 1024.</para>
           </listitem>
         </varlistentry>