diff --git a/Polyhedron/demo/Polyhedron/FileLoaderDialog.ui b/Polyhedron/demo/Polyhedron/FileLoaderDialog.ui
index 54b02d0eebc..fab7d8e5cc3 100644
--- a/Polyhedron/demo/Polyhedron/FileLoaderDialog.ui
+++ b/Polyhedron/demo/Polyhedron/FileLoaderDialog.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>353</width>
-    <height>144</height>
+    <width>339</width>
+    <height>105</height>
    </rect>
   </property>
   <property name="sizePolicy">
@@ -25,82 +25,60 @@
   <property name="sizeGripEnabled">
    <bool>false</bool>
   </property>
-  <widget class="QDialogButtonBox" name="buttonBox">
-   <property name="geometry">
-    <rect>
-     <x>170</x>
-     <y>80</y>
-     <width>181</width>
-     <height>32</height>
-    </rect>
-   </property>
-   <property name="layoutDirection">
-    <enum>Qt::LeftToRight</enum>
-   </property>
-   <property name="orientation">
-    <enum>Qt::Horizontal</enum>
-   </property>
-   <property name="standardButtons">
-    <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-   </property>
-  </widget>
-  <widget class="QComboBox" name="pluginBox">
-   <property name="geometry">
-    <rect>
-     <x>30</x>
-     <y>40</y>
-     <width>321</width>
-     <height>31</height>
-    </rect>
-   </property>
-   <property name="statusTip">
-    <string/>
-   </property>
-   <property name="whatsThis">
-    <string/>
-   </property>
-   <property name="accessibleName">
-    <string/>
-   </property>
-  </widget>
-  <widget class="QCheckBox" name="alwaysUse">
-   <property name="geometry">
-    <rect>
-     <x>30</x>
-     <y>120</y>
-     <width>281</width>
-     <height>26</height>
-    </rect>
-   </property>
-   <property name="sizePolicy">
-    <sizepolicy hsizetype="Minimum" vsizetype="Expanding">
-     <horstretch>0</horstretch>
-     <verstretch>0</verstretch>
-    </sizepolicy>
-   </property>
-   <property name="text">
-    <string/>
-   </property>
-  </widget>
-  <widget class="QLabel" name="label">
-   <property name="geometry">
-    <rect>
-     <x>0</x>
-     <y>10</y>
-     <width>371</width>
-     <height>21</height>
-    </rect>
-   </property>
-   <property name="sizePolicy">
-    <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
-     <horstretch>0</horstretch>
-     <verstretch>0</verstretch>
-    </sizepolicy>
-   </property>
-   <property name="text">
-    <string>TextLabel</string>
-   </property>
-  </widget>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="text">
+      <string>TextLabel</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QComboBox" name="pluginBox">
+     <property name="statusTip">
+      <string/>
+     </property>
+     <property name="whatsThis">
+      <string/>
+     </property>
+     <property name="accessibleName">
+      <string/>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="layoutDirection">
+      <enum>Qt::LeftToRight</enum>
+     </property>
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QCheckBox" name="alwaysUse">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Minimum" vsizetype="Expanding">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+    </widget>
+   </item>
+  </layout>
  </widget>
  <resources/>
  <connections>
diff --git a/Polyhedron/demo/Polyhedron/File_loader_dialog.h b/Polyhedron/demo/Polyhedron/File_loader_dialog.h
index b6d512c6112..8011ab71b0d 100644
--- a/Polyhedron/demo/Polyhedron/File_loader_dialog.h
+++ b/Polyhedron/demo/Polyhedron/File_loader_dialog.h
@@ -18,7 +18,7 @@ class File_loader_dialog : public QDialog, private Ui::FileLoaderDialog
       dialog.pluginBox->addItems(item_list);
       dialog.label->setText(tr("Available loaders for %1 :").arg(filename));
       QFileInfo fileinfo(filename);
-      dialog.alwaysUse->setText(tr("use for &all *.%1 files in this session").arg(fileinfo.completeSuffix()) );
+      dialog.alwaysUse->setText(tr("Use for &all *.%1 files in this session").arg(fileinfo.completeSuffix()) );
       *ok = dialog.exec();
       return std::make_pair(
         dialog.pluginBox->currentText(),