diff --git a/ChangeLog b/ChangeLog
index bdc30b9512..749df22dbe 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+start-sanitize-vr5400
+Wed Oct 22 14:05:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* config.sub (maybe_os): Add mips64vr5400.
+
+end-sanitize-vr5400
 Mon Oct 20 15:28:49 1997  Klaus K"ampf  <kkaempf@progis.de>
 
 	* makefile.vms: Fix to work with DEC C.
diff --git a/config.sub b/config.sub
index 90f0248166..88c7a1bc21 100755
--- a/config.sub
+++ b/config.sub
@@ -203,6 +203,11 @@ case $basic_machine in
 	mips64vr5000 | mips64vr5000el) # CYGNUS LOCAL ian/vr5000
 		basic_machine=$basic_machine-unknown
 		;;
+# start-sanitize-vr5400
+	mips64vr5400)			 # CYGNUS LOCAL cagney/vr5400
+		basic_machine=$basic_machine-unknown
+		;;
+# end-sanitize-vr5400
 # start-sanitize-r5900
 	mips64r5900 | mips64r5900el) # CYGNUS LOCAL gavin/r5900
 		basic_machine=$basic_machine-unknown