diff --git a/doc/en/index.docbook b/doc/en/index.docbook
index 53047a1..74f6b5d 100644
--- a/doc/en/index.docbook
+++ b/doc/en/index.docbook
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.1.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
+<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
   <!ENTITY appname '<application>Tellico</application>'>
   <!ENTITY kappname "&appname;">
   <!ENTITY % addindex "IGNORE">
diff --git a/doc/fr/index.docbook b/doc/fr/index.docbook
index 68d241e..912a8bd 100644
--- a/doc/fr/index.docbook
+++ b/doc/fr/index.docbook
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.1.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
+<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
   <!ENTITY appname '<application>Tellico</application>'>
   <!ENTITY kappname "&appname;">
   <!ENTITY % addindex "IGNORE">