diff --git a/index.xml b/index.xml
index 82d55a897..ec0c8e85e 100644
--- a/index.xml
+++ b/index.xml
@@ -175,6 +175,7 @@
 <!ENTITY c5-tar SYSTEM "chapter5/tar.xml">
 <!ENTITY c5-tar-inst SYSTEM "chapter5/tar-inst.xml">
 <!ENTITY c5-texinfo SYSTEM "chapter5/texinfo.xml">
+<!ENTITY c5-texinfo-exp SYSTEM "chapter5/texinfo-exp.xml">
 <!ENTITY c5-texinfo-inst SYSTEM "chapter5/texinfo-inst.xml">
 <!ENTITY c5-textutils SYSTEM "chapter5/textutils.xml">
 <!ENTITY c5-textutils-inst SYSTEM "chapter5/textutils-inst.xml">
@@ -217,6 +218,7 @@
 <!ENTITY c6-m4 SYSTEM "chapter6/m4.xml">
 <!ENTITY c6-m4-inst SYSTEM "chapter6/m4-inst.xml">
 <!ENTITY c6-texinfo SYSTEM "chapter6/texinfo.xml">
+<!ENTITY c6-texinfo-exp SYSTEM "chapter6/texinfo-exp.xml">
 <!ENTITY c6-texinfo-inst SYSTEM "chapter6/texinfo-inst.xml">
 <!ENTITY c6-autoconf SYSTEM "chapter6/autoconf.xml">
 <!ENTITY c6-autoconf-inst SYSTEM "chapter6/autoconf-inst.xml">
@@ -261,6 +263,7 @@
 <!ENTITY c6-shadowpwd-inst SYSTEM "chapter6/shadowpwd-inst.xml">
 <!ENTITY c6-shadowpwd-exp SYSTEM "chapter6/shadowpwd-exp.xml">
 <!ENTITY c6-man SYSTEM "chapter6/man.xml">
+<!ENTITY c6-man-exp SYSTEM "chapter6/man-exp.xml">
 <!ENTITY c6-man-inst SYSTEM "chapter6/man-inst.xml">
 <!ENTITY c6-modutils SYSTEM "chapter6/modutils.xml">
 <!ENTITY c6-modutils-inst SYSTEM "chapter6/modutils-inst.xml">