diff --git a/chapter04/packages.sgml b/chapter04/packages.sgml
index 659207831..876055a87 100644
--- a/chapter04/packages.sgml
+++ b/chapter04/packages.sgml
@@ -13,7 +13,6 @@
 &c3-pg-glibc;
 &c3-pg-glibc-crypt;
 &c3-pg-glibc-threads;
-&c3-pg-glibc-patch;
 &c3-pg-grep;
 &c3-pg-gzip;
 &c3-pg-gzip-patch;
diff --git a/intel.sgml b/intel.sgml
index d100cc320..0471188c0 100644
--- a/intel.sgml
+++ b/intel.sgml
@@ -71,7 +71,6 @@
 <!ENTITY c3-pg-glibc SYSTEM "intel/chapter3/glibc.sgml">
 <!ENTITY c3-pg-glibc-crypt SYSTEM "intel/chapter3/glibc-crypt.sgml">
 <!ENTITY c3-pg-glibc-threads SYSTEM "intel/chapter3/glibc-threads.sgml">
-<!ENTITY c3-pg-glibc-patch SYSTEM "intel/chapter3/glibc-patch.sgml">
 <!ENTITY c3-pg-grep SYSTEM "intel/chapter3/grep.sgml">
 <!ENTITY c3-pg-gzip SYSTEM "intel/chapter3/gzip.sgml">
 <!ENTITY c3-pg-gzip-patch SYSTEM "intel/chapter3/gzip-patch.sgml">