diff --git a/FileSets/VersionIndependent/spi1-1cs.dtbo b/FileSets/VersionIndependent/spi1-1cs.dtbo
new file mode 100644
index 0000000..1ee5981
Binary files /dev/null and b/FileSets/VersionIndependent/spi1-1cs.dtbo differ
diff --git a/FileSets/fileListVersionIndependent b/FileSets/fileListVersionIndependent
new file mode 100644
index 0000000..5a1a520
--- /dev/null
+++ b/FileSets/fileListVersionIndependent
@@ -0,0 +1 @@
+/u-boot/overlays/spi1-1cs.dtbo
\ No newline at end of file
diff --git a/changes b/changes
index 8abda8f..2253b68 100644
--- a/changes
+++ b/changes
@@ -1,3 +1,7 @@
+v4.5:
+	install spi1-1cs overlay for use in VeCanSetup for CANbus hats that use spi1
+		spi1-3cd conflicts with Shutdown pin
+
 v4.4:
 	added alternate GPIO overlay to remove conflicts with FD can hat
 
diff --git a/setup b/setup
index 19c1d7d..ca56cbf 100755
--- a/setup
+++ b/setup
@@ -36,7 +36,6 @@
 gpioListFile="/etc/venus/gpio_list"
 overlayFile="/u-boot/overlays/VenusGpioOverlay.dtbo"
 altOverlayFile="/u-boot/overlays/VenusGpioOverlayForCanHats.dtbo"
-relayStateFile="/opt/victronenergy/dbus-systemcalc-py/delegates/relaystate.py"
 configFile="/u-boot/config.txt"
 
 # no log file for this package
@@ -129,9 +128,6 @@ if [ $scriptAction == 'INSTALL' ] ; then
 		updateActiveFile "$gpioListFile"
 	fi
 
-    # modify relaystate.py for additional relays to prevent system calc crash
-    updateActiveFile "$relayStateFile"
-    
 	# install / update GPIO overlay
 	# there are two overlays, make sure the "other" one is removed from config.txt
 	if [ -f "$setupOptionsDir/alternateGpio" ]; then
@@ -160,10 +156,6 @@ fi
 # uninstalling - check scriptAction again
 # if an install step failed package needs to be removed
 if [ $scriptAction == 'UNINSTALL' ] ; then
-    restoreActiveFile "$gpioListFile"
-    restoreActiveFile "$overlayFile"
-    restoreActiveFile "$altOverlayFile"
-    restoreActiveFile "$relayStateFile"
 
     # remove mods from configFile - do not use restore in case other mods were made manually
     if [ -f "$configFile" ]; then
@@ -179,5 +171,5 @@ if $filesUpdated ; then
 fi
 
 # thats all folks - SCRIPT EXITS INSIDE THE FUNCTION
-endScript
+endScript 'INSTALL_FILES'
 
diff --git a/version b/version
index a7021c5..a3db10f 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-v4.4
+v4.5