diff --git a/flake.nix b/flake.nix
index 13f28097..b169cddd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -79,7 +79,7 @@
     };
     imageConfigurations = {
       nixos-linode-img  = libx.mkMinImage { hostname = "nixos-linode-img";  format = "linode"; };
-      nixos-rpi4-img    = libx.mkMinImage { hostname = "nixos-rpi4-img";    format = "sd-aarch64";  platform = "aarch64-linux"; };
+      nixos-rpi4-img    = libx.mkMinImage { hostname = "nixos-rpi4-img";    format = "sd-aarch64-installer";  platform = "aarch64-linux"; };
       nixos-iso-console = libx.mkImage    { hostname = "nixos-iso-console"; format = "iso"; };
       nixos-iso-desktop = libx.mkImage    { hostname = "nixos-iso-desktop"; format = "iso"; desktop = "gnome"; };
     };