diff --git a/docs/configuration_file_basics.xml b/docs/configuration_file_basics.xml
index 9a5e1b0b9..9140d0a3a 100644
--- a/docs/configuration_file_basics.xml
+++ b/docs/configuration_file_basics.xml
@@ -611,13 +611,17 @@ SHELL cat /etc/shorewall/rules.d/*.rules</programlisting></para>
     to distinguish them from variables used internally within the Shorewall
     programs</para>
 
-    <para>The following variable names must be avoided:</para>
+    <para>The following variable names must be avoided. Those in <emphasis
+    role="bold">bold font</emphasis> must be avoided in all Shorewall
+    versions; those in regular font must be avoided in versions prior to
+    4.4.8.</para>
 
     <simplelist>
-      <member>Any option from <ulink
-      url="manpages/shorewall.conf.html">shorewall.conf</ulink> (5)</member>
+      <member><emphasis role="bold">Any option from <ulink
+      url="manpages/shorewall.conf.html">shorewall.conf</ulink>
+      (5)</emphasis></member>
 
-      <member>CONFDIR</member>
+      <member><emphasis role="bold">CONFDIR</emphasis></member>
 
       <member>DEBUG</member>
 
@@ -627,37 +631,36 @@ SHELL cat /etc/shorewall/rules.d/*.rules</programlisting></para>
 
       <member>IPT_OPTIONS</member>
 
-      <member>NOROUTES</member>
+      <member><emphasis role="bold">NOROUTES</emphasis></member>
 
       <member>PREVIEW</member>
 
-      <member>PRODUCT</member>
+      <member><emphasis role="bold">PRODUCT</emphasis></member>
 
       <member>PROFILE</member>
 
       <member>PURGE</member>
 
-      <member>RECOVERING</member>
+      <member><emphasis role="bold">RECOVERING</emphasis></member>
 
-      <member>RESTOREPATH</member>
+      <member><emphasis role="bold">RESTOREPATH</emphasis></member>
 
-      <member>SHAREDIR</member>
+      <member><emphasis role="bold">SHAREDIR</emphasis></member>
 
-      <member>Any name beginning with SHOREWALL_</member>
+      <member><emphasis role="bold">Any name beginning with
+      SHOREWALL_</emphasis></member>
 
       <member>TEST</member>
 
-      <member>TIMESTAMP</member>
+      <member><emphasis role="bold">TIMESTAMP</emphasis></member>
 
       <member>USE_VERBOSITY</member>
 
-      <member>VARDIR</member>
+      <member><emphasis role="bold">VARDIR</emphasis></member>
 
-      <member>VERBOSE</member>
+      <member><emphasis role="bold">VERBOSE</emphasis></member>
 
       <member>VERBOSE_OFFSET</member>
-
-      <member>VERSION</member>
     </simplelist>
 
     <para>Example:</para>
diff --git a/manpages/shorewall-params.xml b/manpages/shorewall-params.xml
index 054476072..c7bd83eec 100644
--- a/manpages/shorewall-params.xml
+++ b/manpages/shorewall-params.xml
@@ -29,13 +29,16 @@
     to distinguish them from variables used internally within the Shorewall
     programs</para>
 
-    <para>The following variable names must be avoided:</para>
+    <para>The following variable names must be avoided. Those in <emphasis
+    role="bold">bold font</emphasis> must be avoided in all Shorewall
+    versions; those in regular font must be avoided in versions prior to
+    4.4.8.</para>
 
     <simplelist>
-      <member>Any option from <ulink
-      url="shorewall.conf.html">shorewall.conf</ulink> (5)</member>
+      <member><emphasis role="bold">Any option from <ulink
+      url="shorewall.conf.html">shorewall.conf</ulink> (5)</emphasis></member>
 
-      <member>CONFDIR</member>
+      <member><emphasis role="bold">CONFDIR</emphasis></member>
 
       <member>DEBUG</member>
 
@@ -45,37 +48,36 @@
 
       <member>IPT_OPTIONS</member>
 
-      <member>NOROUTES</member>
+      <member><emphasis role="bold">NOROUTES</emphasis></member>
 
       <member>PREVIEW</member>
 
-      <member>PRODUCT</member>
+      <member><emphasis role="bold">PRODUCT</emphasis></member>
 
       <member>PROFILE</member>
 
-      <member>PURGE</member>
+      <member><emphasis role="bold">PURGE</emphasis></member>
 
-      <member>RECOVERING</member>
+      <member><emphasis role="bold">RECOVERING</emphasis></member>
 
-      <member>RESTOREPATH</member>
+      <member><emphasis role="bold">RESTOREPATH</emphasis></member>
 
-      <member>SHAREDIR</member>
+      <member><emphasis role="bold">SHAREDIR</emphasis></member>
 
-      <member>Any name beginning with SHOREWALL_</member>
+      <member><emphasis role="bold">Any name beginning with
+      SHOREWALL_</emphasis></member>
 
       <member>TEST</member>
 
-      <member>TIMESTAMP</member>
+      <member><emphasis role="bold">TIMESTAMP</emphasis></member>
 
       <member>USE_VERBOSITY</member>
 
-      <member>VARDIR</member>
+      <member><emphasis role="bold">VARDIR</emphasis></member>
 
-      <member>VERBOSE</member>
+      <member><emphasis role="bold">VERBOSE</emphasis></member>
 
       <member>VERBOSE_OFFSET</member>
-
-      <member>VERSION</member>
     </simplelist>
 
     <para>Example params file:</para>
diff --git a/manpages6/shorewall6-params.xml b/manpages6/shorewall6-params.xml
index 7bbea9207..8ad8a3d8c 100644
--- a/manpages6/shorewall6-params.xml
+++ b/manpages6/shorewall6-params.xml
@@ -29,13 +29,17 @@
     to distinguish them from variables used internally within the Shorewall
     programs</para>
 
-    <para>The following variable names must be avoided:</para>
+    <para>The following variable names must be avoided. Those in <emphasis
+    role="bold">bold font</emphasis> must be avoided in all Shorewall
+    versions; those in regular font must be avoided in versions prior to
+    4.4.8.</para>
 
     <simplelist>
-      <member>Any option from <ulink
-      url="shorewall6.conf.html">shorewall6.conf</ulink> (5)</member>
+      <member><emphasis role="bold">Any option from <ulink
+      url="shorewall6.conf.html">shorewall6.conf</ulink>
+      (5)</emphasis></member>
 
-      <member>CONFDIR</member>
+      <member><emphasis role="bold">CONFDIR</emphasis></member>
 
       <member>DEBUG</member>
 
@@ -45,37 +49,36 @@
 
       <member>IPT_OPTIONS</member>
 
-      <member>NOROUTES</member>
+      <member><emphasis role="bold">NOROUTES</emphasis></member>
 
       <member>PREVIEW</member>
 
-      <member>PRODUCT</member>
+      <member><emphasis role="bold">PRODUCT</emphasis></member>
 
       <member>PROFILE</member>
 
-      <member>PURGE</member>
+      <member><emphasis role="bold">PURGE</emphasis></member>
 
-      <member>RECOVERING</member>
+      <member><emphasis role="bold">RECOVERING</emphasis></member>
 
-      <member>RESTOREPATH</member>
+      <member><emphasis role="bold">RESTOREPATH</emphasis></member>
 
-      <member>SHAREDIR</member>
+      <member><emphasis role="bold">SHAREDIR</emphasis></member>
 
-      <member>Any name beginning with SHOREWALL_</member>
+      <member><emphasis role="bold">Any name beginning with
+      SHOREWALL_</emphasis></member>
 
       <member>TEST</member>
 
-      <member>TIMESTAMP</member>
+      <member><emphasis role="bold">TIMESTAMP</emphasis></member>
 
       <member>USE_VERBOSITY</member>
 
-      <member>VARDIR</member>
+      <member><emphasis role="bold">VARDIR</emphasis></member>
 
-      <member>VERBOSE</member>
+      <member><emphasis role="bold">VERBOSE</emphasis></member>
 
       <member>VERBOSE_OFFSET</member>
-
-      <member>VERSION</member>
     </simplelist>
 
     <para>Example params file:</para>