diff --git a/manpages/shorewall-interfaces.xml b/manpages/shorewall-interfaces.xml
index 5961d2d1c..c09355a2a 100644
--- a/manpages/shorewall-interfaces.xml
+++ b/manpages/shorewall-interfaces.xml
@@ -463,11 +463,11 @@ loc     eth2            -</programlisting>
 
               <listitem>
                 <para>If specified, indicates that Shorewall should include
-                rules that allow filtering traffic arriving on this interface
-                back out that same interface. This option is also required
-                when you have used a wildcard in the INTERFACE column if you
-                want to allow traffic between the interfaces that match the
-                wildcard.</para>
+                rules that allow traffic arriving on this interface to be
+                routed back out that same interface. This option is also
+                required when you have used a wildcard in the INTERFACE column
+                if you want to allow traffic between the interfaces that match
+                the wildcard.</para>
               </listitem>
             </varlistentry>
 
diff --git a/manpages6/shorewall6-interfaces.xml b/manpages6/shorewall6-interfaces.xml
index 1dab4b915..d0f59b07f 100644
--- a/manpages6/shorewall6-interfaces.xml
+++ b/manpages6/shorewall6-interfaces.xml
@@ -171,11 +171,11 @@ loc     eth2            -</programlisting>
 
               <listitem>
                 <para>If specified, indicates that shorewall6 should include
-                rules that allow filtering traffic arriving on this interface
-                back out that same interface. This option is also required
-                when you have used a wildcard in the INTERFACE column if you
-                want to allow traffic between the interfaces that match the
-                wildcard.</para>
+                rules that allow traffic arriving on this interface to be
+                routed back out that same interface. This option is also
+                required when you have used a wildcard in the INTERFACE column
+                if you want to allow traffic between the interfaces that match
+                the wildcard.</para>
               </listitem>
             </varlistentry>