diff --git a/period.xml b/period.xml
index c6c5d8b0de..812fee169e 100644
--- a/period.xml
+++ b/period.xml
@@ -39,7 +39,7 @@
                 <tree string="Periods">
                     <field name="name" select="1"/>
                     <field name="code" select="1"/>
-                    <field name="type" select="1"/>
+                    <field name="type" select="2"/>
                     <field name="state" select="1"/>
                 </tree>
                 ]]>