diff --git a/drivers/misc/pen/Kbuild b/drivers/misc/pen/Kbuild
index 0a5589aefc09..36a6a68de3d6 100644
--- a/drivers/misc/pen/Kbuild
+++ b/drivers/misc/pen/Kbuild
@@ -1,6 +1,6 @@
 # add -Wall to try to catch everything we can.
 EXTRA_CFLAGS += -Wall
-EXTRA_CFLAGS += -I$(TOP)/motorola/kernel/modules/include
+EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/include
 
 KBUILD_EXTRA_SYMBOLS += $(CURDIR)/$(KBUILD_EXTMOD)/../../sensors/Module.symvers