diff --git a/poky/meta/recipes-devtools/python/python-cython.inc b/poky/meta/recipes-devtools/python/python-cython.inc
index 04fd2ec..e3f14fc 100644
--- a/poky/meta/recipes-devtools/python/python-cython.inc
+++ b/poky/meta/recipes-devtools/python/python-cython.inc
@@ -14,7 +14,7 @@
 
 inherit pypi
 
-RDEPENDS_${PN}_class-target += "\
+RDEPENDS:${PN}:class-target += "\
     ${PYTHON_PN}-misc \
     ${PYTHON_PN}-netserver \
     ${PYTHON_PN}-pkgutil \
@@ -24,7 +24,7 @@
     ${PYTHON_PN}-xml \
 "
 
-RDEPENDS_${PN}_class-nativesdk += "\
+RDEPENDS:${PN}:class-nativesdk += "\
     nativesdk-${PYTHON_PN}-misc \
     nativesdk-${PYTHON_PN}-netserver \
     nativesdk-${PYTHON_PN}-pkgutil \
@@ -34,7 +34,7 @@
     nativesdk-${PYTHON_PN}-xml \
 "
 
-do_install_append() {
+do_install:append() {
 	# Make sure we use /usr/bin/env python
 	for PYTHSCRIPT in `grep -rIl '^#!.*python' ${D}`; do
 		sed -i -e '1s|^#!.*|#!/usr/bin/env ${PYTHON_PN}|' $PYTHSCRIPT