diff --git a/lib/fudo/initrd-network.nix b/lib/fudo/initrd-network.nix
index 58d5f64..245f9c0 100644
--- a/lib/fudo/initrd-network.nix
+++ b/lib/fudo/initrd-network.nix
@@ -57,7 +57,7 @@ in {
             port = 22;
             authorizedKeys = admin-ssh-keys;
             hostKeys = [
-              host-privkey
+              (builtins.unsafeDiscardStringContext host-privkey)
             ];
           };
         };