diff --git a/ci/xen.yml b/ci/xen.yml
index d0c1765e..ae650623 100644
--- a/ci/xen.yml
+++ b/ci/xen.yml
@@ -4,7 +4,7 @@ header:
     - meta-virtualization.yml
 
 local_conf_header:
-  meta-virt:
+  meta-virt: |
     DISTRO_FEATURES:append = " virtualization xen"
 
 target:
diff --git a/meta-arm/conf/machine/qemuarm64-secureboot.conf b/meta-arm/conf/machine/qemuarm64-secureboot.conf
index fe19ed27..c45924a4 100644
--- a/meta-arm/conf/machine/qemuarm64-secureboot.conf
+++ b/meta-arm/conf/machine/qemuarm64-secureboot.conf
@@ -19,3 +19,5 @@ IMAGE_FSTYPES += "wic wic.qcow2"
 WKS_FILE ?= "qemuarm64.wks"
 WKS_FILE_DEPENDS = "trusted-firmware-a"
 IMAGE_BOOT_FILES = "${KERNEL_IMAGETYPE}"
+
+PREFERRED_VERSION_linux-yocto ?= "5.10%"