diff --git a/layers/meta-belden-coreos/classes/coreos-image-swupdate.bbclass b/layers/meta-belden-coreos/classes/coreos-image-swupdate.bbclass
index 901a4c1..36357e7 100644
--- a/layers/meta-belden-coreos/classes/coreos-image-swupdate.bbclass
+++ b/layers/meta-belden-coreos/classes/coreos-image-swupdate.bbclass
@@ -19,7 +19,7 @@ python () {
 inherit swupdate-image
 
 # Ensure than variable used in the sw-description files are watched for change
-do_swuimage[vardeps] += "COREOS_KERNEL0_FILENAME COREOS_KERNEL1_FILENAME EFIBOOTGUARD_TIMEOUT COREOS_DISK_PARTLABEL_LOOKUP_DIRECTORY"
+do_swuimage[vardeps] += "COREOS_KERNEL0_FILENAME COREOS_KERNEL1_FILENAME EFIBOOTGUARD_TIMEOUT COREOS_DISK_PARTLABEL_LOOKUP_DIRECTORY APPEND"
 do_swuimage[deptask] += "do_bundle_uki"
 SWUPDATE_IMAGES += "${COREOS_KERNEL0_NAME} ${COREOS_KERNEL1_NAME}"
 
diff --git a/layers/meta-belden-coreos/files/sw-description b/layers/meta-belden-coreos/files/sw-description
index 7ad1225..29fb378 100644
--- a/layers/meta-belden-coreos/files/sw-description
+++ b/layers/meta-belden-coreos/files/sw-description
@@ -31,7 +31,7 @@ software =
                 bootenv: (
                         {
                             name = "kernelparams";
-                            value = "root=PARTLABEL=platform0 @@WKS_KERNEL_ARGS@@";
+                            value = "root=PARTLABEL=platform0 @@APPEND@@";
                         },
                         {
                             name = "watchdog_timeout_sec";
@@ -71,7 +71,7 @@ software =
                 bootenv: (
                         {
                             name = "kernelparams";
-                            value = "root=PARTLABEL=platform1 @@WKS_KERNEL_ARGS@@";
+                            value = "root=PARTLABEL=platform1 @@APPEND@@";
                         },
                         {
                             name = "watchdog_timeout_sec";