diff --git a/poky/meta-yocto-bsp/conf/machine/beaglebone-yocto.conf b/poky/meta-yocto-bsp/conf/machine/beaglebone-yocto.conf
index 7c7b305..08dd3a5 100644
--- a/poky/meta-yocto-bsp/conf/machine/beaglebone-yocto.conf
+++ b/poky/meta-yocto-bsp/conf/machine/beaglebone-yocto.conf
@@ -24,7 +24,7 @@
 SERIAL_CONSOLES_CHECK = "${SERIAL_CONSOLES}"
 
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
-PREFERRED_VERSION_linux-yocto ?= "5.0%"
+PREFERRED_VERSION_linux-yocto ?= "5.2%"
 
 KERNEL_IMAGETYPE = "zImage"
 KERNEL_DEVICETREE = "am335x-bone.dtb am335x-boneblack.dtb am335x-bonegreen.dtb"
@@ -47,7 +47,6 @@
 QB_FSINFO = "wic:no-kernel-in-fs"
 QB_KERNEL_ROOT = "/dev/vda2"
 QB_SYSTEM_NAME = "qemu-system-arm"
-QB_MEM = "-m 512"
 QB_MACHINE = "-machine virt"
 QB_CPU = "-cpu cortex-a15"
 QB_KERNEL_CMDLINE_APPEND = "console=ttyAMA0 systemd.mask=systemd-networkd"
diff --git a/poky/meta-yocto-bsp/conf/machine/edgerouter.conf b/poky/meta-yocto-bsp/conf/machine/edgerouter.conf
index 88592db..6331368 100644
--- a/poky/meta-yocto-bsp/conf/machine/edgerouter.conf
+++ b/poky/meta-yocto-bsp/conf/machine/edgerouter.conf
@@ -11,7 +11,7 @@
 KERNEL_IMAGE_STRIP_EXTRA_SECTIONS  = ".comment"
 
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
-PREFERRED_VERSION_linux-yocto ?= "5.0%"
+PREFERRED_VERSION_linux-yocto ?= "5.2%"
 
 SERIAL_CONSOLES = "115200;ttyS0"
 USE_VT ?= "0"
diff --git a/poky/meta-yocto-bsp/conf/machine/mpc8315e-rdb.conf b/poky/meta-yocto-bsp/conf/machine/mpc8315e-rdb.conf
index e2dce56..5382796 100644
--- a/poky/meta-yocto-bsp/conf/machine/mpc8315e-rdb.conf
+++ b/poky/meta-yocto-bsp/conf/machine/mpc8315e-rdb.conf
@@ -15,7 +15,7 @@
 
 MACHINE_FEATURES = "keyboard pci ext2 ext3 serial"
 
-PREFERRED_VERSION_linux-yocto ?= "5.0%"
+PREFERRED_VERSION_linux-yocto ?= "5.2%"
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
 
 PREFERRED_PROVIDER_virtual/xserver ?= "xserver-xorg"