diff --git a/doc/src/sgml/ddl.sgml b/doc/src/sgml/ddl.sgml
index 6aab79e901..9b71c97bdf 100644
--- a/doc/src/sgml/ddl.sgml
+++ b/doc/src/sgml/ddl.sgml
@@ -512,6 +512,12 @@ CREATE TABLE people (
       generated columns in <literal>BEFORE</literal> triggers.
      </para>
     </listitem>
+    <listitem>
+     <para>
+      Generated columns are skipped for logical replication and cannot be
+      specified in a <command>CREATE PUBLICATION</command> column list.
+     </para>
+    </listitem>
    </itemizedlist>
   </para>
  </sect1>