diff --git a/openjpa-project/src/doc/manual/ref_guide_mapping.xml b/openjpa-project/src/doc/manual/ref_guide_mapping.xml
index 8b35724b3..b5a8dfa68 100644
--- a/openjpa-project/src/doc/manual/ref_guide_mapping.xml
+++ b/openjpa-project/src/doc/manual/ref_guide_mapping.xml
@@ -2963,6 +2963,13 @@ SQL Server
                 </listitem>
             </itemizedlist>
             <para>
+                <listitem>
+                    <para>
+DB2
+                    </para>
+                </listitem>
+            </itemizedlist>
+            <para>
 See <xref linkend="supported_databases"/> for possible database-specific
 restrictions.
             </para>