diff --git a/gtk/inspector/data-list.ui b/gtk/inspector/data-list.ui
index 44854368ba..b436213486 100644
--- a/gtk/inspector/data-list.ui
+++ b/gtk/inspector/data-list.ui
@@ -42,7 +42,6 @@
         <property name="expand">True</property>
         <property name="hscrollbar-policy">automatic</property>
         <property name="vscrollbar-policy">always</property>
-        <property name="shadow-type">in</property>
         <child>
           <object class= "GtkTreeView" id="view">
             <property name="visible">True</property>