diff --git a/services/powermanager/Android.mk b/services/powermanager/Android.mk
index d98b2da..7b24c65 100644
--- a/services/powermanager/Android.mk
+++ b/services/powermanager/Android.mk
@@ -2,14 +2,16 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES:= \
-	IPowerManager.cpp
+    IPowerManager.cpp
 
 LOCAL_SHARED_LIBRARIES := \
-	libutils \
-	libbinder
+    libutils \
+    libbinder
 
 LOCAL_MODULE:= libpowermanager
 
 LOCAL_MODULE_TAGS := optional
 
+LOCAL_CFLAGS += -Wall -Werror -Wunused -Wunreachable-code
+
 include $(BUILD_SHARED_LIBRARY)