diff --git a/docs/manual/mod/mod_cern_meta.xml b/docs/manual/mod/mod_cern_meta.xml
index de97c827f4..f99785b1ba 100644
--- a/docs/manual/mod/mod_cern_meta.xml
+++ b/docs/manual/mod/mod_cern_meta.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!DOCTYPE xml:manual [ <!ENTITY nbsp "&#160;"> ]>
+<!DOCTYPE modulesynopsis SYSTEM "../style/modulesynopsis.dtd">
 <?xml-stylesheet type="text/xsl" href="../style/manual.xsl"?>
 <modulesynopsis>