Different URL

flake.lock

@@ -0,0 +1,26 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1693183237,
+        "narHash": "sha256-c7OtyBkZ/vZE/WosBpRGRtkbWZjDHGJP7fg1FyB9Dsc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "ea5234e7073d5f44728c499192544a84244bf35a",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-23.05",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -1,7 +1,7 @@
 {
   description = "Pipe-viewer-and-mpv wrapper";
 
-  inputs.nixpkgs.url = "github:nixpkgs/nixos-22.05";
+  inputs.nixpkgs.url = "nixpkgs/nixos-23.05";
   outputs = {self, nixpkgs }:
     let
       system = "x86_64-linux";