diff --git a/srcpkgs/netbsd-rumpkernel/template b/srcpkgs/netbsd-rumpkernel/template
index c7e195c759d..0920c395d74 100644
--- a/srcpkgs/netbsd-rumpkernel/template
+++ b/srcpkgs/netbsd-rumpkernel/template
@@ -22,7 +22,8 @@ do_configure() {
 	grep -rlw -- "-Werror" | xargs sed -i -e "s;-Werror;-Wno-error;"
 }
 do_build() {
-	./buildrump.sh ${makejobs} -r -V MKPICINSTALL=no -d ${DESTDIR}/usr tools
+	HOST_CFLAGS=-fcommon \
+		./buildrump.sh ${makejobs} -r -V MKPICINSTALL=no -d ${DESTDIR}/usr tools
 	./buildrump.sh ${makejobs} -r -d ${DESTDIR}/usr build
 }
 do_install() {