diff --git a/meta/classes-recipe/uboot-extlinux-config.bbclass b/meta/classes-recipe/uboot-extlinux-config.bbclass
index 653e583663..2f5c665f97 100644
--- a/meta/classes-recipe/uboot-extlinux-config.bbclass
+++ b/meta/classes-recipe/uboot-extlinux-config.bbclass
@@ -152,7 +152,7 @@ python do_create_extlinux_config() {
         bb.fatal('Unable to open %s' % (cfile))
 }
 UBOOT_EXTLINUX_VARS = "CONSOLE MENU_DESCRIPTION ROOT KERNEL_IMAGE FDTDIR FDT KERNEL_ARGS INITRD"
-do_create_extlinux_config[vardeps] += "${@' '.join(['UBOOT_EXTLINUX_%s_%s' % (v, l) for v in d.getVar('UBOOT_EXTLINUX_VARS').split() for l in d.getVar('UBOOT_EXTLINUX_LABELS').split()])}"
+do_create_extlinux_config[vardeps] += "${@' '.join(['UBOOT_EXTLINUX_%s:%s' % (v, l) for v in d.getVar('UBOOT_EXTLINUX_VARS').split() for l in d.getVar('UBOOT_EXTLINUX_LABELS').split()])}"
 do_create_extlinux_config[vardepsexclude] += "OVERRIDES"
 
 addtask create_extlinux_config before do_install do_deploy after do_compile