diff --git a/docs/bridge.xml b/docs/bridge.xml
index 354016e7a..da5818d2e 100644
--- a/docs/bridge.xml
+++ b/docs/bridge.xml
@@ -85,6 +85,14 @@
   <section>
     <title>Requirements</title>
 
+    <warning>
+      <para><emphasis role="bold">SUPPORT FOR BRIDGING AS DESCRIBED IN THIS
+      ARTICLE MIGHT BE DISCONTINUED IN THE FUTURE.</emphasis> The underlying
+      Netfilter features that Shorewall Bridge/Firewall support relies on are
+      being removed and it is not certain whether Shorewall will be able to
+      continue to support bridge/firewalls in the way described here.</para>
+    </warning>
+
     <para>Note that if you need a bridge but do not need to restrict the
     traffic through the bridge then any version of Shorewall will work. See
     the <ulink url="SimpleBridge.html">Simple Bridge documentation</ulink> for