diff --git a/ChangeLog b/ChangeLog
index d02290f..b06386f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2018-08-14  John Ericson  <john.ericson@obsidian.systems>
+
+	* config.sub (sequent): Make this a one-component alias.
+	* testsuite/config-sub.data (sequent-ptx): Adjust test case.
+
 2018-08-14  John Ericson  <john.ericson@obsidian.systems>
 
 	* config.sub: Move some erroneous foo-* aliases to be single
diff --git a/config.sub b/config.sub
index be1d6cc..6e8fa65 100755
--- a/config.sub
+++ b/config.sub
@@ -507,6 +507,10 @@ case $1 in
 				basic_machine=mips-sei
 				os=seiux
 				;;
+			sequent)
+				basic_machine=i386-sequent
+				os=
+				;;
 			sps7)
 				basic_machine=m68k-bull
 				os=sysv2
@@ -1234,9 +1238,6 @@ case $basic_machine in
 		basic_machine=mipsisa32-sde
 		os=${os:-elf}
 		;;
-	sequent)
-		basic_machine=i386-sequent
-		;;
 	sh5el)
 		basic_machine=sh5le-unknown
 		;;
diff --git a/testsuite/config-sub.data b/testsuite/config-sub.data
index 9608d2a..2c6771a 100644
--- a/testsuite/config-sub.data
+++ b/testsuite/config-sub.data
@@ -452,7 +452,7 @@ s390-ibm-zvmoe					s390-ibm-zvmoe
 score-elf					score-unknown-elf
 score						score-unknown-elf
 sde-elf						mipsisa32-sde-elf
-sequent-ptx					i386-sequent-ptx
+sequent						i386-sequent-ptx
 sh1-elf						sh1-unknown-elf
 sh1le-elf					sh1le-unknown-elf
 sh1						sh1-unknown-none