diff --git a/library/data/library_cron.xml b/library/data/library_cron.xml
index 1f7663c..efe2599 100644
--- a/library/data/library_cron.xml
+++ b/library/data/library_cron.xml
@@ -8,7 +8,7 @@
         <field name="interval_type">days</field>
         <!-- <field name="number_of_calls">-1</field> -->
         <field name="state">code</field>
-        <field name="code">model.update_book_status()</field>
+        <field name="code">update_book_status()</field>
         <field name="active" eval="True" />
     </record>
 
diff --git a/library/views/library_book_views.xml b/library/views/library_book_views.xml
index 12c4d15..df4fe2c 100644
--- a/library/views/library_book_views.xml
+++ b/library/views/library_book_views.xml
@@ -23,18 +23,18 @@
             <form string="">
                 <sheet>
                     <group>
-                        <field name="name" />
-                        <field name="author" />
-                        <field name="published_date" />
-                    </group>
-                    <group>
-                        <field name="isbn" />
-                        <field name="price" />
-                    </group>
-                    <group>
-                        <field name="borrowed_by" />
-                        <field name="return_date" />
-                        <field name="state" />
+                        <group>
+                            <field name="name" />
+                            <field name="author" />
+                            <field name="published_date" />
+                            <field name="isbn" />
+                            <field name="price" />
+                        </group>
+                        <group>
+                            <field name="borrowed_by" />
+                            <field name="return_date" />
+                            <field name="state" />
+                        </group>
                     </group>
                     <button name="action_mark_as_borrowed" string="Mượn Sách"
                         type="object" />