diff --git a/board/common/mkrauc.sh b/board/common/mkrauc.sh
index 7c71dbbb..ee97dc8c 100755
--- a/board/common/mkrauc.sh
+++ b/board/common/mkrauc.sh
@@ -5,7 +5,7 @@ set -e
 GIT_VERSION=$(git -C $BR2_EXTERNAL_INFIX_PATH describe --always --dirty --tags)
 
 name=$1
-arch=$2
+compat=$2
 sign=$3
 
 crt=$(ls $sign/*.crt)
@@ -25,7 +25,7 @@ cp -f $BINARIES_DIR/rootfs.itbh $work/rootfs.itbh
 
 cat >$work/manifest.raucm <<EOF
 [update]
-compatible=infix-${arch}
+compatible=${compat}
 version=${GIT_VERSION}
 
 [bundle]
diff --git a/board/common/post-build.sh b/board/common/post-build.sh
index 807990a8..7cb5ad6d 100755
--- a/board/common/post-build.sh
+++ b/board/common/post-build.sh
@@ -55,6 +55,16 @@ else
     VERSION=$GIT_VERSION
 fi
 
+if [ -n "$INFIX_IMAGE_ID" ]; then
+    NAME="$INFIX_IMAGE_ID"
+else
+    NAME="$INFIX_ID"-$(echo "$BR2_ARCH" | tr _ - | sed 's/x86-64/x86_64/')
+fi
+
+if [ -f "$TARGET_DIR/etc/rauc/system.conf" ]; then
+    sed -i "s/compatible=.*/compatible=$NAME/" "$TARGET_DIR/etc/rauc/system.conf"
+fi
+
 # This is a symlink to /usr/lib/os-release, so we remove this to keep
 # original Buildroot information.
 rm -f "$TARGET_DIR/etc/os-release"
diff --git a/board/common/post-image.sh b/board/common/post-image.sh
index dcf17bfb..ccd8e70e 100755
--- a/board/common/post-image.sh
+++ b/board/common/post-image.sh
@@ -12,6 +12,9 @@ load_cfg BR2_ARCH
 load_cfg BR2_DEFCONFIG
 load_cfg BR2_EXTERNAL_INFIX_PATH
 load_cfg BR2_TARGET_ROOTFS
+
+# The default IMAGE_ID is infix-$BR2_ARCH but can be overridden
+# for imaage names, and compat strings, like infix-r2s
 if [ -n "$IMAGE_ID" ]; then
     NAME="$IMAGE_ID"
 else
@@ -36,7 +39,7 @@ if [ "$SIGN_ENABLED" = "y" ]; then
     $common/sign.sh $BR2_ARCH $SIGN_KEY
 
     ixmsg "Creating RAUC Update Bundle"
-    $common/mkrauc.sh "$NAME$(ver)" $BR2_ARCH $SIGN_KEY
+    $common/mkrauc.sh "$NAME$(ver)" $NAME $SIGN_KEY
 fi
 
 load_cfg DISK_IMAGE
diff --git a/configs/r2s_defconfig b/configs/r2s_defconfig
index 24058e09..124291a2 100644
--- a/configs/r2s_defconfig
+++ b/configs/r2s_defconfig
@@ -169,6 +169,7 @@ BR2_PACKAGE_HOST_UBOOT_TOOLS=y
 BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SUPPORT=y
 BR2_PACKAGE_HOST_UBOOT_TOOLS_FIT_SIGNATURE_SUPPORT=y
 INFIX_VENDOR_HOME="https://github.com/kernelkit"
+INFIX_IMAGE_ID="${INFIX_ID}-r2s"
 INFIX_DESC="Infix is a Network Operating System based on Linux.  It can be set up both as a switch, with offloading using switchdev, and a router with firewalling."
 INFIX_HOME="https://github.com/kernelkit/infix/"
 INFIX_DOC="https://github.com/kernelkit/infix/tree/main/doc"
diff --git a/src/klish-plugin-infix/xml/infix.xml b/src/klish-plugin-infix/xml/infix.xml
index 3cf3409f..4ee150a1 100644
--- a/src/klish-plugin-infix/xml/infix.xml
+++ b/src/klish-plugin-infix/xml/infix.xml
@@ -504,8 +504,12 @@
 
   <COMMAND name="upgrade" help="Install a software update bundle from remote or local file">
     <PARAM name="URI" ptype="/STRING" help="[(ftp|tftp|http|https|sftp)://(dns.name | ip.address)/path/to/]upgrade-bundle.pkg"/>
+    <SWITCH name="optional" min="0" max="1">
+      <COMMAND name="force" help="Force upgrade, ignoring compatibility check."/>
+    </SWITCH>
     <ACTION sym="script" in="tty" out="tty" interrupt="true">
-      rauc install $KLISH_PARAM_URI
+      force=${KLISH_PARAM_force:+--ignore-compatible}
+      rauc install $force $KLISH_PARAM_URI
     </ACTION>
   </COMMAND>