diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 6deb81f..d19f844 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -18,7 +18,6 @@ jobs:
           signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
       - run: |
-          nix-build docker.nix
           docker load -i result
           docker tag xena/christinewebsite:latest xena/christinewebsite:$GITHUB_SHA
           echo $DOCKER_PASSWORD | docker login -u $DOCKER_USERNAME --password-stdin
diff --git a/default.nix b/default.nix
index 901845d..1dcc5ea 100644
--- a/default.nix
+++ b/default.nix
@@ -1,6 +1,23 @@
-{ }:
+{ system ? builtins.currentSystem }:
 
 let
   sources = import ./nix/sources.nix;
-  pkgs = import sources.nixpkgs { };
-in pkgs.callPackage ./site.nix { inherit pkgs; }
+  pkgs = import sources.nixpkgs { inherit system; };
+  callPackage = pkgs.lib.callPackageWith pkgs;
+  site = callPackage ./site.nix { };
+
+  dockerImage = pkg:
+    pkgs.dockerTools.buildLayeredImage {
+      name = "xena/christinewebsite";
+      tag = "latest";
+
+      contents = [ pkg ];
+
+      config = {
+        Cmd = [ "${pkg}/bin/xesite" ];
+        Env = [ "CONFIG_FNAME=${pkg}/config.dhall" "RUST_LOG=info" ];
+        WorkingDir = "/";
+      };
+    };
+
+in dockerImage site
diff --git a/docker.nix b/docker.nix
deleted file mode 100644
index 1dcc5ea..0000000
--- a/docker.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-{ system ? builtins.currentSystem }:
-
-let
-  sources = import ./nix/sources.nix;
-  pkgs = import sources.nixpkgs { inherit system; };
-  callPackage = pkgs.lib.callPackageWith pkgs;
-  site = callPackage ./site.nix { };
-
-  dockerImage = pkg:
-    pkgs.dockerTools.buildLayeredImage {
-      name = "xena/christinewebsite";
-      tag = "latest";
-
-      contents = [ pkg ];
-
-      config = {
-        Cmd = [ "${pkg}/bin/xesite" ];
-        Env = [ "CONFIG_FNAME=${pkg}/config.dhall" "RUST_LOG=info" ];
-        WorkingDir = "/";
-      };
-    };
-
-in dockerImage site
diff --git a/site.dhall b/site.dhall
index 7def3f3..48d66db 100644
--- a/site.dhall
+++ b/site.dhall
@@ -19,6 +19,7 @@ in  kms.app.make
       , name = "christinewebsite"
       , appPort = 3030
       , image = image
+      , replicas = 2
       , domain = "${prefix}christine.website"
       , leIssuer = "prod"
       , envVars = vars