diff --git a/poky/meta/conf/machine/include/tune-ppce5500.inc b/poky/meta/conf/machine/include/tune-ppce5500.inc
index acc6a50..2cf7b17 100644
--- a/poky/meta/conf/machine/include/tune-ppce5500.inc
+++ b/poky/meta/conf/machine/include/tune-ppce5500.inc
@@ -6,18 +6,18 @@
 TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'e5500', ' -mcpu=e5500', '', d)}"
 
 AVAILTUNES += "ppce5500 ppc64e5500"
-TUNE_FEATURES_tune-ppce5500 = "m32 fpu-hard e5500 bigendian"
-BASE_LIB_tune-ppce5500 = "lib"
-TUNE_PKGARCH_tune-ppce5500 = "ppce5500"
-PACKAGE_EXTRA_ARCHS_tune-ppce5500 = "${PACKAGE_EXTRA_ARCHS_tune-powerpc} ppce5500"
+TUNE_FEATURES:tune-ppce5500 = "m32 fpu-hard e5500 bigendian"
+BASE_LIB:tune-ppce5500 = "lib"
+TUNE_PKGARCH:tune-ppce5500 = "ppce5500"
+PACKAGE_EXTRA_ARCHS:tune-ppce5500 = "${PACKAGE_EXTRA_ARCHS:tune-powerpc} ppce5500"
 
-TUNE_FEATURES_tune-ppc64e5500 = "m64 fpu-hard e5500 bigendian"
-BASE_LIB_tune-ppc64e5500 = "lib64"
-TUNE_PKGARCH_tune-ppc64e5500 = "ppc64e5500"
-PACKAGE_EXTRA_ARCHS_tune-ppc64e5500 = "${PACKAGE_EXTRA_ARCHS_tune-powerpc64} ppc64e5500"
+TUNE_FEATURES:tune-ppc64e5500 = "m64 fpu-hard e5500 bigendian"
+BASE_LIB:tune-ppc64e5500 = "lib64"
+TUNE_PKGARCH:tune-ppc64e5500 = "ppc64e5500"
+PACKAGE_EXTRA_ARCHS:tune-ppc64e5500 = "${PACKAGE_EXTRA_ARCHS:tune-powerpc64} ppc64e5500"
 
 # glibc configure options to get e5500 specific library (for sqrt)
 GLIBC_EXTRA_OECONF += "${@bb.utils.contains('TUNE_FEATURES', 'e5500', '--with-cpu=e5500', '', d)}"
 
 # QEMU usermode fails with invalid instruction error (YOCTO: #10304)
-MACHINE_FEATURES_BACKFILL_CONSIDERED_append = "${@bb.utils.contains('TUNE_FEATURES', 'e5500', ' qemu-usermode', '', d)}"
+MACHINE_FEATURES_BACKFILL_CONSIDERED:append = "${@bb.utils.contains('TUNE_FEATURES', 'e5500', ' qemu-usermode', '', d)}"