diff --git a/flake.lock b/flake.lock
index 72eac9f..f43c045 100644
--- a/flake.lock
+++ b/flake.lock
@@ -36,6 +36,21 @@
         "type": "github"
       }
     },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -79,18 +94,39 @@
         "type": "github"
       }
     },
-    "nixpkgs": {
+    "nix-bitcoin": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs",
+        "nixpkgsUnstable": "nixpkgsUnstable"
+      },
       "locked": {
-        "lastModified": 1663268520,
-        "narHash": "sha256-Jf6wkoMOhWUdx9d9UarWHExvOUDzVa98OsPYvbNLVYo=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "823e2c9b0a0ec8b61b6583f48338072f137b6889",
+        "lastModified": 1662543763,
+        "narHash": "sha256-Np3xjm+6WIw0fhq305pCuRZqa8d1O1OK01wNzx76+oM=",
+        "owner": "fort-nix",
+        "repo": "nix-bitcoin",
+        "rev": "4e63301ac3ba170921fdb7adf4e9d3eeef003c35",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
+        "owner": "fort-nix",
+        "ref": "release",
+        "repo": "nix-bitcoin",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1662099760,
+        "narHash": "sha256-MdZLCTJPeHi/9fg6R9fiunyDwP3XHJqDd51zWWz9px0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "67e45078141102f45eff1589a831aeaa3182b41e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-22.05",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -111,12 +147,45 @@
         "type": "github"
       }
     },
+    "nixpkgsUnstable": {
+      "locked": {
+        "lastModified": 1662096612,
+        "narHash": "sha256-R+Q8l5JuyJryRPdiIaYpO5O3A55rT+/pItBrKcy7LM4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "21de2b973f9fee595a7a1ac4693efff791245c34",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1663268520,
+        "narHash": "sha256-Jf6wkoMOhWUdx9d9UarWHExvOUDzVa98OsPYvbNLVYo=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "823e2c9b0a0ec8b61b6583f48338072f137b6889",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "emacs": "emacs",
         "home-manager": "home-manager",
         "hyprland": "hyprland",
-        "nixpkgs": "nixpkgs",
+        "nix-bitcoin": "nix-bitcoin",
+        "nixpkgs": "nixpkgs_2",
         "nixpkgs-stable": "nixpkgs-stable"
       }
     },