diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..d5dc9c0
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,41 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1649676176,
+        "narHash": "sha256-OWKJratjt2RW151VUlJPRALb7OU2S5s+f0vLj4o1bHM=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "a4b154ebbdc88c8498a5c7b01589addc9e9cb678",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1651024496,
+        "narHash": "sha256-uKSrrw/neSkxX6TXPSaMyfu7iKzFrK7F6HOt6vQefGY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "d9e593ed5889f3906dc72811c45bf684be8865cf",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..95ac7b6
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,12 @@
+{
+  inputs = {
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let site = import ./default.nix { pkgs = nixpkgs.legacyPackages.${system}; };  
+      in {
+        hydraJobs.site = site;
+      });
+}
diff --git a/release.nix b/release.nix
deleted file mode 100644
index 84b8cfc..0000000
--- a/release.nix
+++ /dev/null
@@ -1,6 +0,0 @@
-let
-  pkgs = import <nixpkgs> {};
-  site = (import ./default.nix { inherit pkgs; }).site;
-in {
-  site = site;
-}
diff --git a/ssg/default.nix b/ssg/default.nix
index 0033d1a..1cb3a5b 100644
--- a/ssg/default.nix
+++ b/ssg/default.nix
@@ -1,3 +1,2 @@
 { pkgs ? import <nixpkgs> {} }:
-pkgs.haskellPackages.callCabal2nix "ssg"
-    (pkgs.lib.sourceByRegex ./. [ "^ssg\.cabal$" "^src.*" ]) {}
+pkgs.haskellPackages.callPackage ./ssg.nix {}
diff --git a/ssg/ssg.nix b/ssg/ssg.nix
new file mode 100644
index 0000000..06d6047
--- /dev/null
+++ b/ssg/ssg.nix
@@ -0,0 +1,11 @@
+{ mkDerivation, base, hakyll, lib, pandoc }:
+mkDerivation {
+  pname = "ssg";
+  version = "0.1.0.0";
+  src = ./.;
+  isLibrary = false;
+  isExecutable = true;
+  executableHaskellDepends = [ base hakyll pandoc ];
+  license = "unknown";
+  hydraPlatforms = lib.platforms.none;
+}