diff --git a/meta-security/meta-tpm/recipes-tpm/openssl-tpm-engine/openssl-tpm-engine_0.5.0.bb b/meta-security/meta-tpm/recipes-tpm/openssl-tpm-engine/openssl-tpm-engine_0.5.0.bb
index 0f98b79..9ad8967 100644
--- a/meta-security/meta-tpm/recipes-tpm/openssl-tpm-engine/openssl-tpm-engine_0.5.0.bb
+++ b/meta-security/meta-tpm/recipes-tpm/openssl-tpm-engine/openssl-tpm-engine_0.5.0.bb
@@ -35,31 +35,31 @@
 srk_dec_pw ?= "\\"\\\x1\\"\\"nc\\"\\"\\\x3\\"\\"nd\\"\\"\\\x1\\"\\"a\\""
 srk_dec_salt ?= "\\"r\\"\\"\\\x00\\\x00\\"\\"t\\""
 
-CFLAGS_append += "-DSRK_DEC_PW=${srk_dec_pw} -DSRK_DEC_SALT=${srk_dec_salt}"
+CFLAGS:append += "-DSRK_DEC_PW=${srk_dec_pw} -DSRK_DEC_SALT=${srk_dec_salt}"
 
 # Uncomment below line if using the plain srk password for development
 #CFLAGS_append += "-DTPM_SRK_PLAIN_PW"
 
-do_configure_prepend() {
+do_configure:prepend() {
     cd ${B}
     cp LICENSE COPYING
     touch NEWS AUTHORS ChangeLog README
 }
 
-FILES_${PN}-staticdev += "${libdir}/ssl/engines-1.1/tpm.la"
-FILES_${PN}-dbg += "\
+FILES:${PN}-staticdev += "${libdir}/ssl/engines-1.1/tpm.la"
+FILES:${PN}-dbg += "\
     ${libdir}/ssl/engines-1.1/.debug \
     ${libdir}/engines-1.1/.debug \
     ${prefix}/local/ssl/lib/engines-1.1/.debug \
 "
-FILES_${PN} += "\
+FILES:${PN} += "\
     ${libdir}/ssl/engines-1.1/tpm.so* \
     ${libdir}/engines-1.1/tpm.so* \
     ${libdir}/libtpm.so* \
     ${prefix}/local/ssl/lib/engines-1.1/tpm.so* \
 "
 
-RDEPENDS_${PN} += "libcrypto libtspi"
+RDEPENDS:${PN} += "libcrypto libtspi"
 
-INSANE_SKIP_${PN} = "libdir"
-INSANE_SKIP_${PN}-dbg = "libdir"
+INSANE_SKIP:${PN} = "libdir"
+INSANE_SKIP:${PN}-dbg = "libdir"
diff --git a/meta-security/meta-tpm/recipes-tpm/swtpm/swtpm_0.5.2.bb b/meta-security/meta-tpm/recipes-tpm/swtpm/swtpm_0.5.2.bb
index caf99e8..912e939 100644
--- a/meta-security/meta-tpm/recipes-tpm/swtpm/swtpm_0.5.2.bb
+++ b/meta-security/meta-tpm/recipes-tpm/swtpm/swtpm_0.5.2.bb
@@ -7,7 +7,7 @@
 
 # configure checks for the tools already during compilation and
 # then swtpm_setup needs them at runtime
-DEPENDS_append = " tpm-tools-native expect-native socat-native python3-pip-native python3-cryptography-native"
+DEPENDS:append = " tpm-tools-native expect-native socat-native python3-pip-native python3-cryptography-native"
 
 SRCREV = "e59c0c1a7b4c8d652dbb280fd6126895a7057464"
 SRC_URI = "git://github.com/stefanberger/swtpm.git;branch=stable-0.5 \
@@ -36,19 +36,19 @@
 EXTRA_OECONF += "--with-tss-user=${TSS_USER} --with-tss-group=${TSS_GROUP}"
 
 USERADD_PACKAGES = "${PN}"
-GROUPADD_PARAM_${PN} = "--system ${TSS_USER}"
-USERADD_PARAM_${PN} = "--system -g ${TSS_GROUP} --home-dir  \
+GROUPADD_PARAM:${PN} = "--system ${TSS_USER}"
+USERADD_PARAM:${PN} = "--system -g ${TSS_GROUP} --home-dir  \
     --no-create-home  --shell /bin/false ${BPN}"
 
 
 PACKAGES =+ "${PN}-python"
-FILES_${PN}-python = "${PYTHON_SITEPACKAGES_DIR}"
+FILES:${PN}-python = "${PYTHON_SITEPACKAGES_DIR}"
 
 PACKAGE_BEFORE_PN = "${PN}-cuse"
-FILES_${PN}-cuse = "${bindir}/swtpm_cuse"
+FILES:${PN}-cuse = "${bindir}/swtpm_cuse"
 
-INSANE_SKIP_${PN}   += "dev-so"
+INSANE_SKIP:${PN}   += "dev-so"
 
-RDEPENDS_${PN} = "libtpm expect socat bash tpm-tools python3 python3-cryptography python3-twisted"
+RDEPENDS:${PN} = "libtpm expect socat bash tpm-tools python3 python3-cryptography python3-twisted"
 
 BBCLASSEXTEND = "native nativesdk"
diff --git a/meta-security/meta-tpm/recipes-tpm/tpm-tools/tpm-tools_1.3.9.2.bb b/meta-security/meta-tpm/recipes-tpm/tpm-tools/tpm-tools_1.3.9.2.bb
index 9e0a686..dbe1647 100644
--- a/meta-security/meta-tpm/recipes-tpm/tpm-tools/tpm-tools_1.3.9.2.bb
+++ b/meta-security/meta-tpm/recipes-tpm/tpm-tools/tpm-tools_1.3.9.2.bb
@@ -10,7 +10,7 @@
 LIC_FILES_CHKSUM = "file://LICENSE;md5=059e8cd6165cb4c31e351f2b69388fd9"
 
 DEPENDS = "libtspi openssl perl"
-DEPENDS_class-native = "trousers-native"
+DEPENDS:class-native = "trousers-native"
 
 SRCREV = "bf43837575c5f7d31865562dce7778eae970052e"
 SRC_URI = " \
@@ -24,7 +24,7 @@
 
 S = "${WORKDIR}/git"
 
-do_configure_prepend () {
+do_configure:prepend () {
 	mkdir -p po
 	mkdir -p m4
 	cp -R po_/* po/
diff --git a/meta-security/meta-tpm/recipes-tpm/trousers/trousers_git.bb b/meta-security/meta-tpm/recipes-tpm/trousers/trousers_git.bb
index 32c9a49..a746103 100644
--- a/meta-security/meta-tpm/recipes-tpm/trousers/trousers_git.bb
+++ b/meta-security/meta-tpm/recipes-tpm/trousers/trousers_git.bb
@@ -30,7 +30,7 @@
     oe_runmake DESTDIR=${D} install
 }
 
-do_install_append() {
+do_install:append() {
     install -d ${D}${sysconfdir}/init.d
     install -m 0755 ${WORKDIR}/trousers.init.sh ${D}${sysconfdir}/init.d/trousers
     install -d ${D}${sysconfdir}/udev/rules.d
@@ -43,7 +43,7 @@
     fi        
 }
 
-CONFFILES_${PN} += "${sysconfig}/tcsd.conf"
+CONFFILES:${PN} += "${sysconfig}/tcsd.conf"
 
 PROVIDES = "${PACKAGES}"
 PACKAGES = " \
@@ -59,39 +59,39 @@
 
 # libtspi needs tcsd for most (all?) operations, so suggest to
 # install that.
-RRECOMMENDS_libtspi = "${PN}"
+RRECOMMENDS:libtspi = "${PN}"
 
-FILES_libtspi = " \
+FILES:libtspi = " \
 	${libdir}/*.so.1 \
 	${libdir}/*.so.1.2.0 \
 	"
-FILES_libtspi-dbg = " \
+FILES:libtspi-dbg = " \
 	${libdir}/.debug \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/tspi \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/trspi \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/include/*.h \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/include/tss \
 	"
-FILES_libtspi-dev = " \
+FILES:libtspi-dev = " \
 	${includedir} \
 	${libdir}/*.so \
 	"
-FILES_libtspi-doc = " \
+FILES:libtspi-doc = " \
 	${mandir}/man3 \
 	"
-FILES_libtspi-staticdev = " \
+FILES:libtspi-staticdev = " \
 	${libdir}/*.la \
 	${libdir}/*.a \
 	"
-FILES_${PN} = " \
+FILES:${PN} = " \
 	${sbindir}/tcsd \
 	${sysconfdir} \
 	${localstatedir} \
 	"
 
-FILES_${PN}-dev += "${libdir}/trousers"
+FILES:${PN}-dev += "${libdir}/trousers"
 
-FILES_${PN}-dbg = " \
+FILES:${PN}-dbg = " \
 	${sbindir}/.debug \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/tcs \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/tcsd \
@@ -99,22 +99,22 @@
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/trousers \
 	${prefix}/src/debug/${PN}/${PV}-${PR}/git/src/include/trousers \
 	"
-FILES_${PN}-doc = " \
+FILES:${PN}-doc = " \
 	${mandir}/man5 \
 	${mandir}/man8 \
 	"
 
-FILES_${PN} += "${systemd_unitdir}/*" 
+FILES:${PN} += "${systemd_unitdir}/*" 
 
 INITSCRIPT_NAME = "trousers"
 INITSCRIPT_PARAMS = "start 99 2 3 4 5 . stop 19 0 1 6 ."
 
 USERADD_PACKAGES = "${PN}"
-GROUPADD_PARAM_${PN} = "--system tss"
-USERADD_PARAM_${PN} = "--system -M -d /var/lib/tpm -s /bin/false -g tss tss"
+GROUPADD_PARAM:${PN} = "--system tss"
+USERADD_PARAM:${PN} = "--system -M -d /var/lib/tpm -s /bin/false -g tss tss"
 
 SYSTEMD_PACKAGES = "${PN}"
-SYSTEMD_SERVICE_${PN} = "tcsd.service"
+SYSTEMD_SERVICE:${PN} = "tcsd.service"
 SYSTEMD_AUTO_ENABLE = "disable"
 
 BBCLASSEXTEND = "native"