diff --git a/cluster/simulacrum/checks.nix b/cluster/simulacrum/checks.nix
index 1d6deb3..bf3e918 100644
--- a/cluster/simulacrum/checks.nix
+++ b/cluster/simulacrum/checks.nix
@@ -1,8 +1,8 @@
 { config, extendModules, lib, ... }:
 
 {
-  perSystem = { pkgs, ... }: {
-    checks = lib.mapAttrs' (name: svc: let
+  perSystem = { pkgs, system, ... }: {
+    checks = lib.mkIf (system == "x86_64-linux") (lib.mapAttrs' (name: svc: let
       runSimulacrum = pkgs.callPackage ./. {
         inherit config extendModules;
       };
@@ -11,6 +11,6 @@
       value = runSimulacrum {
         service = name;
       };
-    }) (lib.filterAttrs (_: svc: svc.simulacrum.enable) config.cluster.config.services);
+    }) (lib.filterAttrs (_: svc: svc.simulacrum.enable) config.cluster.config.services));
   };
 }