diff --git a/tips/ChangeLog b/tips/ChangeLog
index 086704a3c3..4f90cb691f 100644
--- a/tips/ChangeLog
+++ b/tips/ChangeLog
@@ -7,6 +7,8 @@
 
 	* update.sh: removed redundant call to intltool-extract.
 
+	* gimp-tips.dtd: use NMTOKEN for xml:lang attribute values.
+
 2002-03-09  Sven Neumann  <sven@gimp.org>
 
 	* Makefile.am: added update-po rule, improved dist-hook rule.
diff --git a/tips/gimp-tips.dtd b/tips/gimp-tips.dtd
index 88b067f655..94e476b564 100644
--- a/tips/gimp-tips.dtd
+++ b/tips/gimp-tips.dtd
@@ -12,7 +12,7 @@
 <!ELEMENT tt %markup;>
 
 <!ELEMENT welcome %markup;>
-<!ATTLIST welcome xml:lang CDATA #IMPLIED>
+<!ATTLIST welcome xml:lang NMTOKEN #IMPLIED>
 
 <!ELEMENT thetip %markup;>
-<!ATTLIST thetip xml:lang CDATA #IMPLIED>
+<!ATTLIST thetip xml:lang NMTOKEN #IMPLIED>