diff --git a/data/menu.xml b/data/menu.xml
index 50cabea9..d1bf4a6f 100644
--- a/data/menu.xml
+++ b/data/menu.xml
@@ -1,8 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<openbox_menu xmlns="http://openbox.org/"
-        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xsi:schemaLocation="http://openbox.org/4.0/menu">
+<openbox_menu xmlns="http://openbox.org/4.0/menu">
 
 <menu id="games-menu" label="Games">
   <item label="Crack-Attack">
diff --git a/data/rc.xml b/data/rc.xml
index bf83767a..d96568ef 100644
--- a/data/rc.xml
+++ b/data/rc.xml
@@ -3,9 +3,7 @@
 <!-- Do not edit this file, it will be overwritten on install.
         Copy the file to $HOME/.config/openbox/ instead. -->
 
-<openbox_config xmlns="http://openbox.org/"
-        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xsi:schemaLocation="http://openbox.org/4.0/rc">
+<openbox_config xmlns="http://openbox.org/4.0/rc">
 
 <resistance>
   <strength>10</strength>