diff --git a/Makefile.inc1 b/Makefile.inc1
index 702c3064a2cf..feb2f1c6baf1 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -111,7 +111,7 @@ _TARGET_CPUTYPE=${TARGET_CPUTYPE}
 .else
 _TARGET_CPUTYPE=dummy
 .endif
-_CPUTYPE!=	${MAKE} -f /dev/null -m ${.CURDIR}/share/mk \
+_CPUTYPE!=	MAKEFLAGS= ${MAKE} -f /dev/null -m ${.CURDIR}/share/mk \
 		CPUTYPE=${_TARGET_CPUTYPE} -V CPUTYPE
 .if ${_CPUTYPE} != ${_TARGET_CPUTYPE}
 .error CPUTYPE global should be set with ?=.