diff --git a/package.mask/all b/package.mask/all
index 4f40ac6..2198330 100644
--- a/package.mask/all
+++ b/package.mask/all
@@ -6,5 +6,6 @@
 >media-fonts/noto-20170403
 =media-libs/netpbm-10.76.00
 =sys-apps/keyutils-1.6.3
+>sys-fs/zfs-2
 >=www-client/firefox-bin-79
 >www-client/opera-13