diff --git a/build.nix b/build.nix
new file mode 100644
index 0000000..522f47b
--- /dev/null
+++ b/build.nix
@@ -0,0 +1,78 @@
+{ system
+, lib
+, src
+, stdenv
+, slimlock
+, purix
+, purs
+, spago
+, nodejs
+, esbuild
+, python3
+, git
+, installShellFiles
+}:
+let
+  spagoDependencies = purix.buildSpagoDependencies {
+    inherit src purs spago;
+    packages = [ "spago-bin" ];
+  };
+
+  npmDependencies = (slimlock.buildPackageLock { inherit src; }).overrideAttrs (x: {
+    nativeBuildInputs = (x.nativeBuildInputs or [ ]) ++ [ python3 ];
+  });
+in
+stdenv.mkDerivation {
+  name = "spago-dev";
+
+  version = "0.93.24";
+
+  meta = {
+    mainProgram = "spago";
+  };
+
+  nativeBuildInputs = [
+    purs
+    spago
+    python3
+    nodejs
+    git
+    installShellFiles
+    esbuild
+  ];
+
+  inherit src;
+
+  configurePhase = ''
+    cp -r ${spagoDependencies}/{*,.*} .
+    chmod +w -R output
+
+    ln -s ${npmDependencies}/js/node_modules .
+  '';
+
+  buildPhase = ''
+    spago bundle --offline -p spago-bin
+  '';
+
+  installPhase = ''
+    PACKAGE=$out/node_modules/spago-bin
+    mkdir -p $PACKAGE
+    cp bin/bundle.js package.json README.md LICENSE $PACKAGE
+
+    ln -s ${npmDependencies}/js/node_modules/{*,.*} $out/node_modules
+
+    BIN=$PACKAGE/bundle.js
+    chmod +x $BIN
+    patchShebangs $BIN
+
+    SPAGO=$out/bin/spago
+
+    mkdir -p $out/bin
+    ln -s $BIN $SPAGO
+
+    BASH_COMPLETIONS=$out/share/bash-completion/completions/
+    mkdir -p $BASH_COMPLETIONS
+    $SPAGO --bash-completion-script $SPAGO > $BASH_COMPLETIONS/spago
+  '';
+}
+
diff --git a/flake.lock b/flake.lock
index b1ea5f3..a83e99f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -18,11 +18,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1705886116,
-        "narHash": "sha256-xFSqFs9H5p2tNN2WWa6oFV4JQJHGqX2n9P+18XLeKDw=",
+        "lastModified": 1705946224,
+        "narHash": "sha256-Zq738rVNvThvWKq6rpqO54u3ALkSDhJ1mhsIBrrr++o=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ad0bacf627106fe08900ef0e8e28c0685f2d8ac1",
+        "rev": "a68e369deabd4da76320af93966a6308535a68f3",
         "type": "github"
       },
       "original": {
@@ -36,7 +36,8 @@
       "inputs": {
         "flake-compat": "flake-compat",
         "nixpkgs": "nixpkgs",
-        "slimlock": "slimlock"
+        "slimlock": "slimlock",
+        "spago": "spago"
       }
     },
     "slimlock": {
@@ -58,6 +59,23 @@
         "repo": "slimlock",
         "type": "github"
       }
+    },
+    "spago": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1705775511,
+        "narHash": "sha256-enNuaG6Qif1JKU/oG3kCmiH/GQcM3NnXLGJoRcJO62Y=",
+        "owner": "deemp",
+        "repo": "spago",
+        "rev": "c38d76e2677b28c4ab3bbbf55d1820acb0d3bb9f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "deemp",
+        "ref": "add-flake-bk",
+        "repo": "spago",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index cbf25bd..3030362 100644
--- a/flake.nix
+++ b/flake.nix
@@ -9,13 +9,19 @@
 
     flake-compat.url = "github:edolstra/flake-compat";
     flake-compat.flake = false;
+
+    spago = {
+      url = "github:deemp/spago/add-flake-bk";
+      flake = false;
+    };
   };
 
-  outputs = {
+  outputs = inputs@{
     self,
     nixpkgs,
     slimlock,
     flake-compat,
+    spago
   }: let
     supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
     forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
@@ -68,6 +74,7 @@
     in
       {
         inherit purs purs-unstable spago spago-unstable purs-tidy purs-tidy-unstable purs-backend-es purs-backend-es-unstable purescript-language-server purescript-language-server-unstable;
+        spago-dev = pkgs.callPackage ./build.nix { src = inputs.spago.outPath; };
       }
       // purs-bin
       // spago-bin
@@ -160,7 +167,7 @@
       default = pkgs.mkShell {
         name = "purescript-overlay";
         buildInputs = [
-          self.packages.${system}.spago-0_93_19
+          self.packages.${system}.spago-dev
           self.packages.${system}.purs-unstable
           self.packages.${system}.purs-tidy-unstable
           self.packages.${system}.purs-backend-es-unstable