diff --git a/reboot/Android.mk b/reboot/Android.mk
index 4db0c1e..7a24f99 100644
--- a/reboot/Android.mk
+++ b/reboot/Android.mk
@@ -1,12 +1,14 @@
 # Copyright 2013 The Android Open Source Project
 
-LOCAL_PATH:= $(call my-dir)
+LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
-LOCAL_SRC_FILES:= reboot.c
+LOCAL_SRC_FILES := reboot.c
 
-LOCAL_SHARED_LIBRARIES:= libcutils
+LOCAL_SHARED_LIBRARIES := libcutils
 
-LOCAL_MODULE:= reboot
+LOCAL_MODULE := reboot
+
+LOCAL_CFLAGS := -Werror
 
 include $(BUILD_EXECUTABLE)