diff --git a/flake.nix b/flake.nix
index e3c26c7..a80280f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -78,9 +78,13 @@
       hydraJobs.hosts = builtins.mapAttrs (
         _: host: host.config.system.build.toplevel
       ) self.nixosConfigurations;
-      hydraJobs.isos = {
-        installer-graphical = self.nixosConfigurations.installer-graphical.config.build.isoImage;
-        installer-minimal = self.nixosConfigurations.installer-minimal.config.build.isoImage;
-      };
+      hydraJobs.isos =
+        let
+          hosts = self.nixosConfigurations.x86_64-hosts;
+        in
+        {
+          installer-graphical = hosts.installer-graphical.config.build.isoImage;
+          installer-minimal = hosts.installer-minimal.config.build.isoImage;
+        };
     };
 }