diff --git a/gentoostrap.sh b/gentoostrap.sh
index 5e66459..601f8a8 100755
--- a/gentoostrap.sh
+++ b/gentoostrap.sh
@@ -130,6 +130,7 @@ build-gentoo() {
 	COMMON_FLAGS="-march=x86-64 -mtune=generic -O2 -pipe"
 	CFLAGS="\${COMMON_FLAGS}"
 	CXXFLAGS="\${COMMON_FLAGS}"
+	FEATURES="-network-sandbox"
 	GENTOO_MIRRORS="http://distfiles.gentoo.org"
 	MAKEOPTS="$(nproc)"
 	USE="systemd -elogind -test"