diff --git a/infest b/infest
index 829c4c8c2..95abdda27 100755
--- a/infest
+++ b/infest
@@ -182,7 +182,8 @@ infest_centos7_64bit() {
     mkdir -m 0444 -p /mnt/var/empty
 
     ln -s $main /mnt/etc/nixos/configuration.nix
-    nixos-install
+    nixos-install \
+      -I secrets=/etc/nixos/secrets
 
     rsync -va --force /int/ /