diff --git a/flake.nix b/flake.nix
index fc86ddb2..0859b343 100644
--- a/flake.nix
+++ b/flake.nix
@@ -210,11 +210,6 @@
         };
         services.openssh.enable = lib.mkDefault true;
 
-        # We're setting Guix service package with the flake-provided package.
-        # This is to prevent problems setting with overlays as much as I like
-        # using them.
-        services.guix.package = inputs.guix-overlay.packages.${config.nixpkgs.system}.guix;
-
         # It's following the 'nixpkgs' flake input which should be in unstable
         # branches. Not to mention, most of the system configurations should
         # have this attribute set explicitly by default.
diff --git a/hosts/ni/default.nix b/hosts/ni/default.nix
index 9ba9b01a..e14f9d2e 100644
--- a/hosts/ni/default.nix
+++ b/hosts/ni/default.nix
@@ -140,8 +140,12 @@
     exploitdb
   ];
 
-  # Enable Guix service.
-  services.guix.enable = true;
+  # Installing Guix within NixOS. Now that's some OTP rarepair material right
+  # there.
+  services.guix = {
+    enable = true;
+    package = pkgs.guix;
+  };
 
   # Set your time zone.
   time.timeZone = "Asia/Manila";