diff --git a/flake.nix b/flake.nix
index 7f23731e..990717d3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -268,6 +268,7 @@
       legacyPackages = lib.attrsets.mapAttrs (_: pkgs:
         pkgs.appendOverlays [
           fenix.overlays.default
+          heliwatch.overlay
           naersk.overlay
           self.overlays
         ]) nixos.legacyPackages;
@@ -593,10 +594,6 @@
 
         radiobert = nixosSystem' {
           modules = [
-            ({ ... }:
-            {
-              nixpkgs.overlays = [ heliwatch.overlay ];
-            })
             ./hosts/radiobert
           ];
           system = "aarch64-linux";