diff --git a/doc/lxc.container.conf.sgml.in b/doc/lxc.container.conf.sgml.in
index 046269a3c..92de571d7 100644
--- a/doc/lxc.container.conf.sgml.in
+++ b/doc/lxc.container.conf.sgml.in
@@ -313,6 +313,16 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
         network interface.
       </para>
       <variablelist>
+        <varlistentry>
+          <term>
+            <option>lxc.network</option>
+          </term>
+          <listitem>
+            <para>
+              may be used without a value to clear all previous network options.
+            </para>
+          </listitem>
+        </varlistentry>
         <varlistentry>
           <term>
             <option>lxc.network.type</option>