diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index ffa029d83..383b19fa9 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -35,6 +35,15 @@
-->
+
+ 2006-09-09
+
+
+ [matthew] - Upgrade to m4-1.4.6.
+
+
+
+
2006-09-06
diff --git a/chapter06/m4.xml b/chapter06/m4.xml
index 12379790c..fe5c5a6a6 100644
--- a/chapter06/m4.xml
+++ b/chapter06/m4.xml
@@ -34,10 +34,6 @@
Installation of M4
- Fix a buffer overrun in m4:
-
-sed -i -e '1660 s/break;/return;/' src/builtin.c
-
Prepare M4 for compilation:
./configure --prefix=/usr
diff --git a/general.ent b/general.ent
index 0345f4233..8620eadac 100644
--- a/general.ent
+++ b/general.ent
@@ -1,6 +1,6 @@
-
-
+
+
diff --git a/packages.ent b/packages.ent
index 0c28e1415..bb94a5745 100644
--- a/packages.ent
+++ b/packages.ent
@@ -316,10 +316,10 @@
-
-
+
+
-
+