diff --git a/aliasDefinition/Data_alias/Data_alias.aod b/aliasDefinition/Data_alias/Data_alias.aod
index 31f424c2a728efc81f5090e9734c65277f7d9c1a..b7ca17d42a90e7a96e059ea0cc26b5dfe230153a 100644
--- a/aliasDefinition/Data_alias/Data_alias.aod
+++ b/aliasDefinition/Data_alias/Data_alias.aod
@@ -11346,6 +11346,19 @@
                 <documentation></documentation>
                 <title></title>
                 <description></description>
+                <customProperties>
+                  <customBooleanProperty>
+                    <name>log</name>
+                    <global v="false" />
+                    <description></description>
+                    <property v="true" />
+                  </customBooleanProperty>
+                  <customStringProperty>
+                    <name>keyword</name>
+                    <global v="false" />
+                    <property>SerialLetterStatus</property>
+                  </customStringProperty>
+                </customProperties>
               </entityFieldDb>
             </entityFields>
           </entityDb>