diff --git a/src/calibre/gui2/convert/look_and_feel.ui b/src/calibre/gui2/convert/look_and_feel.ui
index fae1cf2331..d6ecb1b61a 100644
--- a/src/calibre/gui2/convert/look_and_feel.ui
+++ b/src/calibre/gui2/convert/look_and_feel.ui
@@ -7,27 +7,53 @@
     <x>0</x>
     <y>0</y>
     <width>655</width>
-    <height>522</height>
+    <height>619</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
   <layout class="QGridLayout" name="gridLayout">
-   <item row="0" column="0">
-    <widget class="QCheckBox" name="opt_disable_font_rescaling">
+   <item row="3" column="0">
+    <widget class="QLabel" name="label_6">
      <property name="text">
-      <string>&amp;Disable font size rescaling</string>
+      <string>Minimum &amp;line height:</string>
+     </property>
+     <property name="buddy">
+      <cstring>opt_minimum_line_height</cstring>
      </property>
     </widget>
    </item>
-   <item row="1" column="0">
-    <widget class="QLabel" name="label_18">
+   <item row="3" column="1">
+    <widget class="QDoubleSpinBox" name="opt_minimum_line_height">
+     <property name="suffix">
+      <string> %</string>
+     </property>
+     <property name="decimals">
+      <number>1</number>
+     </property>
+     <property name="maximum">
+      <double>900.000000000000000</double>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="0">
+    <widget class="QLabel" name="label">
      <property name="text">
-      <string>Base &amp;font size:</string>
+      <string>Line &amp;height:</string>
      </property>
      <property name="buddy">
-      <cstring>opt_base_font_size</cstring>
+      <cstring>opt_line_height</cstring>
+     </property>
+    </widget>
+   </item>
+   <item row="4" column="1">
+    <widget class="QDoubleSpinBox" name="opt_line_height">
+     <property name="suffix">
+      <string> pt</string>
+     </property>
+     <property name="decimals">
+      <number>1</number>
      </property>
     </widget>
    </item>
@@ -97,49 +123,6 @@
      </item>
     </layout>
    </item>
-   <item row="3" column="0">
-    <widget class="QLabel" name="label_6">
-     <property name="text">
-      <string>Minimum &amp;line height:</string>
-     </property>
-     <property name="buddy">
-      <cstring>opt_minimum_line_height</cstring>
-     </property>
-    </widget>
-   </item>
-   <item row="3" column="1">
-    <widget class="QDoubleSpinBox" name="opt_minimum_line_height">
-     <property name="suffix">
-      <string> %</string>
-     </property>
-     <property name="decimals">
-      <number>1</number>
-     </property>
-     <property name="maximum">
-      <double>900.000000000000000</double>
-     </property>
-    </widget>
-   </item>
-   <item row="4" column="0">
-    <widget class="QLabel" name="label">
-     <property name="text">
-      <string>Line &amp;height:</string>
-     </property>
-     <property name="buddy">
-      <cstring>opt_line_height</cstring>
-     </property>
-    </widget>
-   </item>
-   <item row="4" column="1">
-    <widget class="QDoubleSpinBox" name="opt_line_height">
-     <property name="suffix">
-      <string> pt</string>
-     </property>
-     <property name="decimals">
-      <number>1</number>
-     </property>
-    </widget>
-   </item>
    <item row="5" column="0">
     <widget class="QLabel" name="label_3">
      <property name="text">
@@ -206,19 +189,6 @@
      </property>
     </widget>
    </item>
-   <item row="7" column="3">
-    <widget class="QLabel" name="label_7">
-     <property name="text">
-      <string>&amp;Line size:</string>
-     </property>
-     <property name="alignment">
-      <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
-     </property>
-     <property name="buddy">
-      <cstring>opt_insert_blank_line_size</cstring>
-     </property>
-    </widget>
-   </item>
    <item row="7" column="4">
     <widget class="QDoubleSpinBox" name="opt_insert_blank_line_size">
      <property name="suffix">
@@ -378,10 +348,53 @@
          </item>
         </layout>
        </item>
+       <item row="3" column="0">
+        <spacer name="verticalSpacer">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
       </layout>
      </widget>
     </widget>
    </item>
+   <item row="0" column="0">
+    <widget class="QCheckBox" name="opt_disable_font_rescaling">
+     <property name="text">
+      <string>&amp;Disable font size rescaling</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QLabel" name="label_18">
+     <property name="text">
+      <string>Base &amp;font size:</string>
+     </property>
+     <property name="buddy">
+      <cstring>opt_base_font_size</cstring>
+     </property>
+    </widget>
+   </item>
+   <item row="7" column="3">
+    <widget class="QLabel" name="label_7">
+     <property name="text">
+      <string>&amp;Line size:</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+     </property>
+     <property name="buddy">
+      <cstring>opt_insert_blank_line_size</cstring>
+     </property>
+    </widget>
+   </item>
   </layout>
  </widget>
  <customwidgets>