diff --git a/view/book_list.xml b/view/book_list.xml
index 5596a9f..3ac0a86 100644
--- a/view/book_list.xml
+++ b/view/book_list.xml
@@ -3,8 +3,7 @@
 The COPYRIGHT file at the top level of this repository contains the
 full copyright notices and license terms. -->
 <tree keyword_open="1">
-    <field name="rec_name"/>
-    <field name="balance" sum="Balance"/>
-    <field name="currency"/>
+    <field name="rec_name" expand="1"/>
+    <field name="balance" sum="Balance" symbol="currency"/>
     <field name="state"/>
 </tree>
diff --git a/view/book_tree.xml b/view/book_tree.xml
index f6d146e..f3cfcb1 100644
--- a/view/book_tree.xml
+++ b/view/book_tree.xml
@@ -3,9 +3,8 @@
 The COPYRIGHT file at the top level of this repository contains the
 full copyright notices and license terms. -->
 <tree keyword_open="1" tree_state="1">
-    <field name="name"/>
-    <field name="balance"/>
-    <field name="currency"/>
+    <field name="name" expand="1"/>
+    <field name="balance" symbol="currency"/>
     <field name="state"/>
     <field name="parent" tree_invisible="1"/>
     <field name="childs" tree_invisible="1"/>