diff --git a/man/ChangeLog b/man/ChangeLog
index 6b14690768a..ca5ad50bacd 100644
--- a/man/ChangeLog
+++ b/man/ChangeLog
@@ -1,3 +1,7 @@
+2006-08-11  Romain Francoise  <romain@orebokech.com>
+
+	* ack.texi (Acknowledgments): Delete mention to zone-mode.el.
+
 2006-08-10  Sven Joachim  <svenjoac@gmx.de>  (tiny change)
 
 	* mule.texi (Recognize Coding, Text Coding): Fix typos.
diff --git a/man/ack.texi b/man/ack.texi
index 7294cdc3350..67c731d6174 100644
--- a/man/ack.texi
+++ b/man/ack.texi
@@ -419,8 +419,6 @@ them.
 @item
 John Heidemann wrote @file{mouse-copy.el} and @file{mouse-drag.el},
 which provide alternative mouse-based editing and scrolling features.
-He also contributed @file{zone-mode.el}, a major mode for editing DNS
-zone files.
 
 @item
 Jon K Hellan wrote @file{utf7.el}, support for mail-safe transformation