--- a/make-rules/shared-macros.mk	Mon May 04 18:32:20 2015 -0500
+++ b/make-rules/shared-macros.mk	Mon May 04 18:34:05 2015 -0500
@@ -923,6 +923,9 @@
 component-hook:
 	@$(COMPONENT_HOOK)
 
+CLEAN_PATHS +=	$(BUILD_DIR)
+CLOBBER_PATHS +=	$(PROTO_DIR)
+
 #
 # Packages with tools that are required to build Userland components
 #