diff --git a/flake.lock b/flake.lock
index e500941..1561243 100644
--- a/flake.lock
+++ b/flake.lock
@@ -31,6 +31,24 @@
         "type": "github"
       }
     },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1681932375,
@@ -62,6 +80,21 @@
         "type": "github"
       }
     },
+    "nixpkgs_3": {
+      "locked": {
+        "lastModified": 1681303793,
+        "narHash": "sha256-JEdQHsYuCfRL2PICHlOiH/2ue3DwoxUX7DJ6zZxZXFk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "fe2ecaf706a5907b5e54d979fbde4924d84b65fc",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-unstable",
+        "type": "indirect"
+      }
+    },
     "pkgs-cargo2nix": {
       "inputs": {
         "flake-compat": "flake-compat",
@@ -87,6 +120,7 @@
       "inputs": {
         "nixpkgs": "nixpkgs",
         "pkgs-cargo2nix": "pkgs-cargo2nix",
+        "typeshare": "typeshare",
         "unstable": "unstable"
       }
     },
@@ -115,6 +149,41 @@
         "type": "github"
       }
     },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "typeshare": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_3"
+      },
+      "locked": {
+        "lastModified": 1681765787,
+        "narHash": "sha256-ZzS4jSXeqhPfhxgnhar2EjcvSVU7nwsraTzuOn2cFtY=",
+        "owner": "savannidgerinel",
+        "repo": "typeshare",
+        "rev": "e2079972f167b2891063dc20868cecc594bf9aa1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "savannidgerinel",
+        "ref": "savannidgerinel/add-a-nix-flake",
+        "repo": "typeshare",
+        "type": "github"
+      }
+    },
     "unstable": {
       "locked": {
         "lastModified": 1681920287,
diff --git a/flake.nix b/flake.nix
index 65cdee9..c950798 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,9 +5,10 @@
     nixpkgs.url = "nixpkgs/nixos-22.11";
     unstable.url = "nixpkgs/nixos-unstable";
     pkgs-cargo2nix.url = "github:cargo2nix/cargo2nix";
+    typeshare.url = "github:savannidgerinel/typeshare/savannidgerinel/add-a-nix-flake";
   };
 
-  outputs = { self, nixpkgs, unstable, pkgs-cargo2nix, ... }:
+  outputs = { self, nixpkgs, unstable, pkgs-cargo2nix, typeshare, ... }:
     let 
       version = builtins.string 0 8 self.lastModifiedDate;
       supportedSystems = [ "x86_64-linux" ];
@@ -52,6 +53,9 @@
                   pkgs.pkg-config
                   pkgs.gtk4
                 ];
+                buildInputs = [
+                  typeshare.packages."x86_64-linux".default
+                ];
                 verbose = true;
             };
             customBuildInfo = pkgs: pkgs.buildRustCrate.override {
@@ -65,21 +69,28 @@
                 gdk4-sys = standardOverride;
                 gsk4-sys = standardOverride;
                 gtk4-sys = standardOverride;
+                kifu-core = attrs: {
+                  nativeBuildInputs = [
+                    typeshare.packages."x86_64-linux".default
+                  ];
+                };
                 kifu-gtk = attrs: {
                   nativeBuildInputs = [
                     pkgs.glib
+                    typeshare.packages."x86_64-linux".default
                   ];
                 };
               };
             };
           in {
-            # gobject-sys = pkgs.buildRustCrate cargo.internal.crates.gobject-sys;
+
             kifu-gtk = (import ./kifu/kifu-gtk/Cargo.nix {
               inherit pkgs;
               buildRustCrateForPkgs = customBuildInfo;
               rootFeatures = [ "screenplay" ];
               release = true;
             }).rootCrate.build;
+
             cyberpunk-splash = (import ./cyberpunk-splash/Cargo.nix {
               inherit pkgs;
               buildRustCrateForPkgs = customBuildInfo;