diff --git a/sf_tool_management/views/tool_inventory.xml b/sf_tool_management/views/tool_inventory.xml
index f7fbc6b5..68efbca3 100644
--- a/sf_tool_management/views/tool_inventory.xml
+++ b/sf_tool_management/views/tool_inventory.xml
@@ -5,7 +5,7 @@
         <field name="model">sf.tool.inventory</field>
         <field name="inherit_id" ref="sf_base.view_tool_inventory_tree"/>
         <field name="arch" type="xml">
-            <xpath expr="//field[@name='type']" position="before">
+            <xpath expr="//field[@name='extension']" position="before">
                 <field name="knife_handle_model" />
                 <button name="bom_mainfest" string="bom清单" type="object" class="btn-link"
                     icon="fa-refresh" />