diff --git a/Makefile b/Makefile
index e16557f83371..5dac4a3e9ee3 100644
--- a/Makefile
+++ b/Makefile
@@ -216,7 +216,12 @@ META_TGT_WHITELIST+= \
 .ORDER: buildkernel reinstallkernel
 .ORDER: buildkernel reinstallkernel.debug
 
+# Only sanitize PATH on FreeBSD.
+# PATH may include tools that are required to cross-build
+# on non-FreeBSD systems.
+.if ${.MAKE.OS} == "FreeBSD"
 PATH=	/sbin:/bin:/usr/sbin:/usr/bin
+.endif
 MAKEOBJDIRPREFIX?=	/usr/obj
 _MAKEOBJDIRPREFIX!= /usr/bin/env -i PATH=${PATH} ${MAKE} MK_AUTO_OBJ=no \
     ${.MAKEFLAGS:MMAKEOBJDIRPREFIX=*} __MAKE_CONF=${__MAKE_CONF} \