diff --git a/ChangeLog b/ChangeLog
index 3b25b89a..e3dcb7df 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -21037,3 +21037,6 @@
 	* Removed 'Q3TextEdit' dependencies from rddgimport(1).
 2021-02-06 Fred Gleason <fredg@paravelsystems.com>
 	* Removed the 'Q3ListBox' dependencies from rdalsaconfig(1).
+2021-02-06 Fred Gleason <fredg@paravelsystems.com>
+	* Removed dependencies on 'std::vector' from the SAS USI driver
+	in ripcd(8).
diff --git a/ripcd/sasusi.cpp b/ripcd/sasusi.cpp
index cd48a9cb..65f89ec0 100644
--- a/ripcd/sasusi.cpp
+++ b/ripcd/sasusi.cpp
@@ -2,7 +2,7 @@
 //
 // A Rivendell switcher driver for the SAS USI Protocol
 //
-//   (C) Copyright 2002-2020 Fred Gleason <fredg@paravelsystems.com>
+//   (C) Copyright 2002-2021 Fred Gleason <fredg@paravelsystems.com>
 //
 //   This program is free software; you can redistribute it and/or modify
 //   it under the terms of the GNU General Public License version 2 as
@@ -22,10 +22,8 @@
 #include <syslog.h>
 
 #include <rdapplication.h>
-#include <rddb.h>
 #include <rdescape_string.h>
 
-#include "globals.h"
 #include "sasusi.h"
 
 SasUsi::SasUsi(RDMatrix *matrix,QObject *parent)
@@ -296,7 +294,7 @@ void SasUsi::processCommand(RDMacro *cmd)
 	  }
 	  cmd_byte=0x01;
 	}
-	if(cmd->arg(2).toUInt()<=sas_relay_numbers.size()) {
+	if(cmd->arg(2).toInt()<=sas_relay_numbers.size()) {
 	  if(sas_relay_numbers[cmd->arg(2).toUInt()-1]>=0) {
 	    snprintf(str,256,"\x05R%d%04d\x0D\x0A",cmd_byte,
 		    sas_relay_numbers[cmd->arg(2).toUInt()-1]);
@@ -564,7 +562,7 @@ void SasUsi::DispatchCommand()
     if(!ok) {
       return;
     }
-    for(unsigned i=0;i<sas_console_numbers.size();i++) {
+    for(int i=0;i<sas_console_numbers.size();i++) {
       if((console==sas_console_numbers[i])&&(source==sas_source_numbers[i])) {
 	action=cmd.mid(1,1).toUInt(&ok);
 	if(!ok) {
@@ -602,7 +600,7 @@ void SasUsi::DispatchCommand()
     if(!ok) {
       return;
     }
-    for(unsigned i=0;i<sas_relay_numbers.size();i++) {
+    for(int i=0;i<sas_relay_numbers.size();i++) {
       if(line==sas_relay_numbers[i]) {
 	switch(cmd.mid(1,2).toInt()) {
 	case 0:   // Opto
diff --git a/ripcd/sasusi.h b/ripcd/sasusi.h
index a544cba5..4941e4eb 100644
--- a/ripcd/sasusi.h
+++ b/ripcd/sasusi.h
@@ -2,7 +2,7 @@
 //
 // A Rivendell switcher driver for the SAS USI Protocol
 //
-//   (C) Copyright 2002-2016 Fred Gleason <fredg@paravelsystems.com>
+//   (C) Copyright 2002-2021 Fred Gleason <fredg@paravelsystems.com>
 //
 //   This program is free software; you can redistribute it and/or modify
 //   it under the terms of the GNU General Public License version 2 as
@@ -21,12 +21,8 @@
 #ifndef SASUSI_H
 #define SASUSI_H
 
-#include <vector>
-
-//#include <q3socket.h>
-#include <qhostaddress.h>
-#include <qtcpsocket.h>
-#include <qtimer.h>
+#include <QList>
+#include <QTcpSocket>
 
 #include <rd.h>
 #include <rdmatrix.h>
@@ -64,7 +60,6 @@ class SasUsi : public Switcher
   QString PrettifyCommand(const char *cmd) const;
   RDTTYDevice *sas_device;
   QTcpSocket *sas_socket;
-  //  Q3Socket *sas_socket;
   char sas_buffer[SASUSI_MAX_LENGTH];
   unsigned sas_ptr;
   QHostAddress sas_ipaddress;
@@ -78,9 +73,9 @@ class SasUsi : public Switcher
   unsigned sas_start_cart;
   unsigned sas_stop_cart;
   RDMatrix::PortType sas_porttype;
-  std::vector<int> sas_console_numbers;
-  std::vector<int> sas_source_numbers;
-  std::vector<int> sas_relay_numbers;
+  QList<int> sas_console_numbers;
+  QList<int> sas_source_numbers;
+  QList<int> sas_relay_numbers;
 };