diff --git a/files/ui/mainwindow.ui b/files/ui/mainwindow.ui
index 13e8593e0..54a2d16a1 100644
--- a/files/ui/mainwindow.ui
+++ b/files/ui/mainwindow.ui
@@ -52,27 +52,13 @@
      </widget>
     </item>
     <item>
-     <widget class="QGroupBox" name="groupBox">
-      <property name="title">
-       <string/>
+     <widget class="QStackedWidget" name="pagesWidget"/>
+    </item>
+    <item>
+     <widget class="Line" name="line">
+      <property name="orientation">
+       <enum>Qt::Horizontal</enum>
       </property>
-      <layout class="QVBoxLayout" name="verticalLayout">
-       <property name="leftMargin">
-        <number>0</number>
-       </property>
-       <property name="topMargin">
-        <number>0</number>
-       </property>
-       <property name="rightMargin">
-        <number>0</number>
-       </property>
-       <property name="bottomMargin">
-        <number>0</number>
-       </property>
-       <item>
-        <widget class="QStackedWidget" name="pagesWidget"/>
-       </item>
-      </layout>
      </widget>
     </item>
     <item>