diff --git a/flake.nix b/flake.nix
index 80b33c9..a0d0564 100644
--- a/flake.nix
+++ b/flake.nix
@@ -113,18 +113,27 @@
 
         ./services
         ./common
-        {
+
+        ({ config, lib, ... }: {
           # This means that anyone with @floral-infra permissions
           # can ssh on root of every machines handled here.
           bagel.admins.allowedGroups = [
             "floral-infra"
           ];
-        }
+
+        # Tag all machines which have local boot as local bootables.
+          deployment.tags = lib.mkIf (config.bagel.baremetal.builders.enable -> !config.bagel.baremetal.builders.netboot)
+            [ "localboot" ];
+        })
       ];
 
-      makeBuilder = i: lib.nameValuePair "builder-${toString i}" {
+      makeBuilder = i:
+      let
+        enableNetboot = i >= 6;
+      in
+      lib.nameValuePair "builder-${toString i}" {
         imports = commonModules;
-        bagel.baremetal.builders = { enable = true; num = i; netboot = i >= 6; };
+        bagel.baremetal.builders = { enable = true; num = i; netboot = enableNetboot; };
       };
 
       builders = lib.listToAttrs (lib.genList makeBuilder 11);