diff --git a/drivers/base/power/Makefile b/drivers/base/power/Makefile
index 06a86fe6a78d77a1c2d0a3b7e84003456c430933..de28dfd3b96c6ff4db97ed85320f017a8542e799 100644
--- a/drivers/base/power/Makefile
+++ b/drivers/base/power/Makefile
@@ -2,9 +2,5 @@ obj-$(CONFIG_PM)	+= sysfs.o
 obj-$(CONFIG_PM_SLEEP)	+= main.o
 obj-$(CONFIG_PM_TRACE)	+= trace.o
 
-ifeq ($(CONFIG_DEBUG_DRIVER),y)
-EXTRA_CFLAGS += -DDEBUG
-endif
-ifeq ($(CONFIG_PM_VERBOSE),y)
-EXTRA_CFLAGS += -DDEBUG
-endif
+ccflags-$(CONFIG_DEBUG_DRIVER) := -DDEBUG
+ccflags-$(CONFIG_PM_VERBOSE)   += -DDEBUG