diff --git a/doc/da/index.docbook b/doc/da/index.docbook
index 213202c..890383e 100644
--- a/doc/da/index.docbook
+++ b/doc/da/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 kiosktool "<application
 >KIOSK Admin Tool</application
 >">
diff --git a/doc/it/index.docbook b/doc/it/index.docbook
index daddca1..f3ed5cb 100644
--- a/doc/it/index.docbook
+++ b/doc/it/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 kiosktool "<application
 >KIOSK Admin Tool</application
 >">
diff --git a/doc/kiosktool/index.docbook b/doc/kiosktool/index.docbook
index 284e48c..ab1adbb 100644
--- a/doc/kiosktool/index.docbook
+++ b/doc/kiosktool/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 kiosktool "<application>KIOSK Admin Tool</application>">
   <!ENTITY kappname "&kiosktool;">
   <!ENTITY TODO "Yet to be written.">
diff --git a/doc/nl/index.docbook b/doc/nl/index.docbook
index a0974b9..bbe44aa 100644
--- a/doc/nl/index.docbook
+++ b/doc/nl/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 kiosktool "<application
 >KIOSK Admin Tool</application
 >">
diff --git a/doc/pt/index.docbook b/doc/pt/index.docbook
index 123331f..bb064dc 100644
--- a/doc/pt/index.docbook
+++ b/doc/pt/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 kiosktool "<application
 >KIOSK Admin Tool</application
 >">
diff --git a/doc/sv/index.docbook b/doc/sv/index.docbook
index 939811f..c8e553a 100644
--- a/doc/sv/index.docbook
+++ b/doc/sv/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 kiosktool "<application
 >KIOSK Admin Tool</application
 >">