diff --git a/kruler.kcfg b/kruler.kcfg
index efcb870..3aa75ea 100644
--- a/kruler.kcfg
+++ b/kruler.kcfg
@@ -1,52 +1,55 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE kcfg SYSTEM "http://www.kde.org/standards/kcfg/1.0/kcfg.xsd">
-<kcfg>
-  <kcfgfile name="krulerrc"/>
+<!DOCTYPE kcfg SYSTEM "http://www.kde.org/standards/kcfg/1.0/kcfg.dtd">
+<kcfg xmlns="http://www.kde.org/standards/kcfg/1.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://www.kde.org/standards/kcfg/1.0
+                        http://www.kde.org/standards/kcfg/1.0/kcfg.xsd">
   <include>QFontDatabase</include>
+  <kcfgfile name="krulerrc"/>
   <group name="StoredSettings">
     <entry name="BgColor" type="Color">
       <label>Background color of the ruler.</label>
       <default code="true">QColor(255, 200, 80)</default>
     </entry>
     <entry name="Length" type="Int">
       <label>Length of the ruler.</label>
       <default>600</default>
     </entry>
     <entry name="ScaleFont" type="Font">
       <label>Font of the text on the ruler scale.</label>
       <default code="true">QFontDatabase::systemFont(QFontDatabase::SmallestReadableFont)</default>
     </entry>
     <entry name="Horizontal" type="Bool">
       <label>Horizontal ruler</label>
       <default>true</default>
     </entry>
     <entry name="LeftToRight" type="Bool">
       <label>Direction of the ruler</label>
       <default>true</default>
     </entry>
     <entry name="Offset" type="Int">
       <label>Offset of the origin</label>
       <default>0</default>
     </entry>
     <entry name="RelativeScale" type="Bool">
       <label>Is the scale of the ruler relative (percentage)</label>
       <default>false</default>
     </entry>
     <entry name="TrayIcon" type="Bool">
       <label>Is a tray icon used</label>
       <default>false</default>
     </entry>
     <entry name="Opacity" type="Int">
       <label>Opacity of the window</label>
       <default>255</default>
     </entry>
     <entry name="NativeMoving" type="Bool">
       <label>Is native moving (possibly wobbling windows) active</label>
       <default>false</default>
     </entry>
     <entry name="AlwaysOnTop" type="Bool">
       <label>Is always on top</label>
       <default>true</default>
     </entry>
   </group>
 </kcfg>