diff --git a/trytond/ir/sequence.xml b/trytond/ir/sequence.xml
index 03ae1132b6..a41d90d272 100644
--- a/trytond/ir/sequence.xml
+++ b/trytond/ir/sequence.xml
@@ -39,6 +39,7 @@ this repository contains the full copyright notices and license terms. -->
                         <field name="timestamp_rounding"/>
                         <label name="timestamp_offset"/>
                         <field name="timestamp_offset"/>
+                        <label name="last_timestamp"/>
                         <field name="last_timestamp"/>
                     </group>
                     <separator string="Legend (Placeholders for prefix, suffix)" colspan="4"