diff --git a/flake.lock b/flake.lock
index 4c0bbe4..9105fdd 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,15 +1,33 @@
 {
   "nodes": {
+    "lowdown-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1633514407,
+        "narHash": "sha256-Dw32tiMjdK9t3ETl5fzGrutQTzh2rufgZV4A/BbxuD4=",
+        "owner": "kristapsdz",
+        "repo": "lowdown",
+        "rev": "d2c2b44ff6c27b936ec27358a2653caaef8f73b8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "kristapsdz",
+        "repo": "lowdown",
+        "type": "github"
+      }
+    },
     "nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "lowdown-src": "lowdown-src",
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-regression": "nixpkgs-regression"
       },
       "locked": {
-        "lastModified": 1594125537,
-        "narHash": "sha256-M801IExREv1T9F+K6YcCFERBFZ3+6ShwzAR2K7xvExA=",
+        "lastModified": 1662636880,
+        "narHash": "sha256-GJOhzWvNDztkqn96THKiodFRIkk7RsrzecVoX/e8FOk=",
         "owner": "NixOS",
         "repo": "nix",
-        "rev": "1ab9da915422405452118ebb17b88cdfc90b1e10",
+        "rev": "c8e8eea95e6d235ba0120bda5a8ff87b97f3e5a7",
         "type": "github"
       },
       "original": {
@@ -19,38 +37,43 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1591633336,
-        "narHash": "sha256-oVXv4xAnDJB03LvZGbC72vSVlIbbJr8tpjEW5o/Fdek=",
+        "lastModified": 1657693803,
+        "narHash": "sha256-G++2CJ9u0E7NNTAi9n5G8TdDmGJXcIjkJ3NF8cetQB8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "70717a337f7ae4e486ba71a500367cad697e5f09",
+        "rev": "365e1b3a859281cf11b94f87231adeabbdd878a2",
         "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-20.03-small",
-        "type": "indirect"
+        "owner": "NixOS",
+        "ref": "nixos-22.05-small",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
-    "nixpkgs_2": {
+    "nixpkgs-regression": {
       "locked": {
-        "lastModified": 1594117931,
-        "narHash": "sha256-x7nZvITCLJiK7miPXU6yl2zdq+MlhjHicggfvjLguFg=",
+        "lastModified": 1643052045,
+        "narHash": "sha256-uGJ0VXIhWKGXxkeNnq4TvV3CIOkUJ3PAoLZ3HMzNVMw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c9d124e39dbeefc53c7b3e09fbfc2c26bcbd4845",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
         "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-20.03",
-        "type": "indirect"
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
+        "type": "github"
       }
     },
     "root": {
       "inputs": {
         "nix": "nix",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": [
+          "nix",
+          "nixpkgs"
+        ]
       }
     }
   },