diff --git a/ChangeLog b/ChangeLog
index 8c4a5787c1..a13ddd04ce 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2015-08-05  Zack Weinberg  <zackw@panix.com>
+
+	* misc/regexp.h: Update comments.
+
 2015-08-05  Andreas Schwab  <schwab@linux-m68k.org>
 
 	[BZ #18635]
diff --git a/NEWS b/NEWS
index a47687ea25..1a00463042 100644
--- a/NEWS
+++ b/NEWS
@@ -89,7 +89,7 @@ Version 2.22
   release.  Use of this header will trigger a deprecation warning.
   Application developers should update their code to use <regex.h> instead.
 
-  This header was formerly part of SUSv2, but was deprecated in 1997 and
+  This header was formerly part of SUS, but was deprecated in 1994 and
   removed from the standard in 2001.  Also, the glibc implementation
   leaks memory.  See BZ#18681 for more details.
 
diff --git a/misc/regexp.h b/misc/regexp.h
index 346098945d..42394f78cf 100644
--- a/misc/regexp.h
+++ b/misc/regexp.h
@@ -19,10 +19,11 @@
 #ifndef _REGEXP_H
 #define _REGEXP_H	1
 
-/* The contents of this header file were standardized in the
-   Single Unix Specification, Version 2 (1997) but marked as
-   LEGACY; new applications were already being encouraged to
-   use <regex.h> instead.  POSIX.1-2001 removed this header.
+/* The contents of this header file were originally standardized in
+   the Single Unix Specification, Issue 3 (1992).  In Issue 4 (1994)
+   the header was marked as TO BE WITHDRAWN, and new applications
+   were encouraged to use <regex.h> instead.  It was officially
+   withdrawn from the standard in Issue 6 (aka POSIX.1-2001).
 
    This header is provided only for backward compatibility.
    It will be removed in the next release of the GNU C Library.