diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index ddb338b12e9..ba93cac0e40 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,12 @@
+2002-05-26  Paul Eggert  <eggert@twinsun.com>
+
+	Reinstate the following change from 2002-03-22, which was
+	inadvertently lost on 2002-04-13.
+
+	* etags.c (main): Use `sort -o TAGFILE TAGFILE' instead of
+	`sort TAGFILE -o TAGFILE', as POSIX 1003.1-2001 disallows
+	the latter usage.
+
 2002-05-17  Eli Zaretskii  <eliz@is.elta.co.il>
 
 	* pop.c (socket_connection): Move the code to resolve the POP