diff --git a/Makefile.inc1 b/Makefile.inc1
index fdad7f754977..c37c8394dbd2 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -2274,6 +2274,8 @@ native-xtools: .PHONY
 	# needed build tools are built.
 	${_+_}cd ${.CURDIR}; ${NXBTMAKE} _includes MK_CLANG=no MK_GCC=no
 	${_+_}cd ${.CURDIR}; ${NXBTMAKE} _libraries MK_CLANG=no MK_GCC=no
+	# Clean out improper TARGET=MACHINE files
+	${_+_}cd ${.CURDIR}/gnu/usr.bin/cc/cc_tools; ${NXBTMAKE} cleandir
 .if !defined(NO_OBJWALK)
 	${_+_}cd ${.CURDIR}; ${NXBMAKE} _obj
 .endif