diff --git a/Polyhedron/demo/Polyhedron/Plugins/Point_set/Point_set_wlop_plugin.ui b/Polyhedron/demo/Polyhedron/Plugins/Point_set/Point_set_wlop_plugin.ui
index dc2a9a4d103..29f02784817 100644
--- a/Polyhedron/demo/Polyhedron/Plugins/Point_set/Point_set_wlop_plugin.ui
+++ b/Polyhedron/demo/Polyhedron/Plugins/Point_set/Point_set_wlop_plugin.ui
@@ -6,14 +6,31 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>292</width>
-    <height>109</height>
+    <width>539</width>
+    <height>480</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>WLOP Simplification and Regularization</string>
   </property>
-  <layout class="QGridLayout">
+  <layout class="QGridLayout" columnstretch="0,1">
+   <item row="3" column="0" colspan="2">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QLabel" name="label_3">
+     <property name="text">
+      <string>Neighborhood Radius</string>
+     </property>
+    </widget>
+   </item>
    <item row="0" column="0">
     <widget class="QLabel" name="label_2">
      <property name="text">
@@ -43,13 +60,6 @@
      </property>
     </widget>
    </item>
-   <item row="1" column="0">
-    <widget class="QLabel" name="label_3">
-     <property name="text">
-      <string>Neighborhood Radius</string>
-     </property>
-    </widget>
-   </item>
    <item row="1" column="1">
     <widget class="QDoubleSpinBox" name="m_neighborhoodRadius">
      <property name="suffix">
@@ -72,15 +82,18 @@
      </property>
     </widget>
    </item>
-   <item row="2" column="0" colspan="2">
-    <widget class="QDialogButtonBox" name="buttonBox">
+   <item row="2" column="0">
+    <spacer name="verticalSpacer">
      <property name="orientation">
-      <enum>Qt::Horizontal</enum>
+      <enum>Qt::Vertical</enum>
      </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
      </property>
-    </widget>
+    </spacer>
    </item>
   </layout>
  </widget>