--- a/layers.sysdef.xml	Tue Feb 02 00:21:44 2010 +0200
+++ b/layers.sysdef.xml	Fri Apr 16 15:14:55 2010 +0300
@@ -1,9 +1,9 @@
 <?xml version="1.0"?>
-<!DOCTYPE SystemDefinition SYSTEM "sysdef_1_4_0.dtd" [
+<!DOCTYPE SystemDefinition SYSTEM "sysdef_1_5_1.dtd" [
   <!ENTITY layer_real_source_path "sf/mw/drm" >
 ]>
 
-<SystemDefinition name="drm" schema="1.4.0">
+<SystemDefinition name="drm" schema="1.5.1">
   <systemModel>
     <layer name="mw_layer">
       <module name="drm">