diff --git a/readline/.Sanitize b/readline/.Sanitize
index 7caa77e4e0..69875b5a50 100644
--- a/readline/.Sanitize
+++ b/readline/.Sanitize
@@ -44,7 +44,7 @@ readline.h
 sysdep-aix.h
 sysdep-irix.h
 sysdep-norm.h
-sysdep-oldbsd.h
+sysdep-obsd.h
 sysdep-sco.h
 vi_keymap.c
 vi_mode.c
diff --git a/readline/ChangeLog b/readline/ChangeLog
index bb4de834bc..db496bfd33 100644
--- a/readline/ChangeLog
+++ b/readline/ChangeLog
@@ -1,7 +1,7 @@
 Fri Nov 22 09:02:32 1991  John Gilmore  (gnu at cygnus.com)
 
-	* sysdep-oldbsd.h:  Rename from sysdep-newsos.h.
-	* configure.in:  Use sysdep-oldbsd for Mach as well as NEWs.
+	* sysdep-obsd.h:  Rename from sysdep-newsos.h.
+	* configure.in:  Use sysdep-obsd for Mach as well as NEWs.
 
 	* sysdep-norm.h, sysdep-aix.h:  Add <sys/types.h>, which POSIX
 	requires to make <dirent.h> work.  Improve Sun alloca decl.