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-rw-r--r--nixos/modules/installer/cd-dvd/installation-cd-base.nix3
1 files changed, 3 insertions, 0 deletions
diff --git a/nixos/modules/installer/cd-dvd/installation-cd-base.nix b/nixos/modules/installer/cd-dvd/installation-cd-base.nix
index 4d87c20559d6..0a39e8dde9de 100644
--- a/nixos/modules/installer/cd-dvd/installation-cd-base.nix
+++ b/nixos/modules/installer/cd-dvd/installation-cd-base.nix
@@ -42,6 +42,9 @@ with lib;
   # Get a console as soon as the initrd loads fbcon on EFI boot.
   boot.initrd.kernelModules = [ "fbcon" ];
 
+  # Add support for cow filesystems and their utilities
+  boot.supportedFilesystems = [ "zfs" "btrfs" ];
+
   # Allow the user to log in as root without a password.
   security.initialRootPassword = "";
 }