diff --git a/poky/meta/classes/python3targetconfig.bbclass b/poky/meta/classes/python3targetconfig.bbclass
index fc1025c..5c8457a 100644
--- a/poky/meta/classes/python3targetconfig.bbclass
+++ b/poky/meta/classes/python3targetconfig.bbclass
@@ -1,17 +1,17 @@
 inherit python3native
 
 EXTRA_PYTHON_DEPENDS ?= ""
-EXTRA_PYTHON_DEPENDS_class-target = "python3"
-DEPENDS_append = " ${EXTRA_PYTHON_DEPENDS}"
+EXTRA_PYTHON_DEPENDS:class-target = "python3"
+DEPENDS:append = " ${EXTRA_PYTHON_DEPENDS}"
 
-do_configure_prepend_class-target() {
+do_configure:prepend:class-target() {
         export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
 }
 
-do_compile_prepend_class-target() {
+do_compile:prepend:class-target() {
         export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
 }
 
-do_install_prepend_class-target() {
+do_install:prepend:class-target() {
         export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
 }