diff --git a/doc/en/index.docbook b/doc/en/index.docbook
index 731a911..7906f2d 100644
--- a/doc/en/index.docbook
+++ b/doc/en/index.docbook
@@ -1,14 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- <?xml version="1.0" ?> -->
-<!DOCTYPE 
-book PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN"
-"dtd/kdex.dtd"
-[
-
-<!--
-Previous used Docbook
-<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.1.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
--->
+<?xml version="1.0" ?>
+<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
 
 <!-- **********************************************************************
                               index.docbook
diff --git a/doc/ru/index.docbook b/doc/ru/index.docbook
index 64b893c..469a16c 100644
--- a/doc/ru/index.docbook
+++ b/doc/ru/index.docbook
@@ -1,11 +1,6 @@
-<!-- <?xml version="1.0" ?> -->
+<?xml version="1.0" ?>
 <!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
 
-<!--
-Previous used Docbook
-<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.1.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [
--->
-
 <!-- **********************************************************************
                               index.docbook
                            +++++++++++++++++++