diff --git a/meta/conf/machine/qemuarm.conf b/meta/conf/machine/qemuarm.conf
index 367fcef019..4e605d3a92 100644
--- a/meta/conf/machine/qemuarm.conf
+++ b/meta/conf/machine/qemuarm.conf
@@ -8,6 +8,7 @@ require conf/machine/include/qemu.inc
 KERNEL_IMAGETYPE = "zImage"
 
 SERIAL_CONSOLES ?= "115200;ttyAMA0 115200;hvc0"
+SERIAL_CONSOLES_CHECK = "${SERIAL_CONSOLES}"
 
 # For runqemu
 QB_SYSTEM_NAME = "qemu-system-arm"
diff --git a/meta/conf/machine/qemuarm64.conf b/meta/conf/machine/qemuarm64.conf
index 7965fac71e..e8aac38475 100644
--- a/meta/conf/machine/qemuarm64.conf
+++ b/meta/conf/machine/qemuarm64.conf
@@ -8,6 +8,7 @@ require conf/machine/include/qemu.inc
 KERNEL_IMAGETYPE = "Image"
 
 SERIAL_CONSOLES ?= "115200;ttyAMA0 115200;hvc0"
+SERIAL_CONSOLES_CHECK = "${SERIAL_CONSOLES}"
 
 # For runqemu
 QB_SYSTEM_NAME = "qemu-system-aarch64"