diff --git a/docs/Manpages6.xml b/docs/Manpages6.xml
index 0f3f2f8e2..01c40bce3 100644
--- a/docs/Manpages6.xml
+++ b/docs/Manpages6.xml
@@ -87,6 +87,9 @@
modules
- Specify which kernel modules to load.
+ nat -
+ (added in Shorewall 4.6.4) Specify 1:1 NAT
+
nesting
- How to define nested zones.