diff --git a/iocBoot/iocWithAsyn/st_mpfserver.cmd.Vx b/iocBoot/iocWithAsyn/st_mpfserver.cmd.Vx
index b3298bcc..15aed221 100644
--- a/iocBoot/iocWithAsyn/st_mpfserver.cmd.Vx
+++ b/iocBoot/iocWithAsyn/st_mpfserver.cmd.Vx
@@ -15,5 +15,5 @@ taskDelay(3)
 port0 = tyGSOctalDevCreate("/tyGS/0/0",octalUart0,0,1000,1000)
 tyGSOctalConfig(port0,9600,'N',1,8,'N')
 initTtyPort("tyGS00","/tyGS/0/0",9600,1000)
-initSerialServer("serial0","tyGS00",100,2,"")
+initSerialServer("a-Serial[0]","tyGS00",100,2,"")
 
diff --git a/iocBoot/iocWithMPF/st_mpfserver.cmd.Vx b/iocBoot/iocWithMPF/st_mpfserver.cmd.Vx
index b3298bcc..15aed221 100644
--- a/iocBoot/iocWithMPF/st_mpfserver.cmd.Vx
+++ b/iocBoot/iocWithMPF/st_mpfserver.cmd.Vx
@@ -15,5 +15,5 @@ taskDelay(3)
 port0 = tyGSOctalDevCreate("/tyGS/0/0",octalUart0,0,1000,1000)
 tyGSOctalConfig(port0,9600,'N',1,8,'N')
 initTtyPort("tyGS00","/tyGS/0/0",9600,1000)
-initSerialServer("serial0","tyGS00",100,2,"")
+initSerialServer("a-Serial[0]","tyGS00",100,2,"")