1 files changed, 1 insertions, 0 deletions
diff --git a/index.xml b/index.xml
index a246adb35..d457e8c02 100644
--- a/index.xml
+++ b/index.xml
@@ -173,6 +173,7 @@
 <!ENTITY c5-sed SYSTEM "chapter5/sed.xml">
 <!ENTITY c5-sed-inst SYSTEM "chapter5/sed-inst.xml">
 <!ENTITY c5-shellutils SYSTEM "chapter5/shellutils.xml">
+<!ENTITY c5-shellutils-exp SYSTEM "chapter5/shellutils-exp.xml">
 <!ENTITY c5-shellutils-inst SYSTEM "chapter5/shellutils-inst.xml">
 <!ENTITY c5-tar SYSTEM "chapter5/tar.xml">
 <!ENTITY c5-tar-inst SYSTEM "chapter5/tar-inst.xml">