diff --git a/pkgs/tools/nix/nixpkgs-fmt/default.nix b/pkgs/tools/nix/nixpkgs-fmt/default.nix
index 432f13d86f48..40e74fba8a86 100644
--- a/pkgs/tools/nix/nixpkgs-fmt/default.nix
+++ b/pkgs/tools/nix/nixpkgs-fmt/default.nix
@@ -1,16 +1,16 @@
 { lib, rustPlatform, fetchFromGitHub, fetchpatch }:
 rustPlatform.buildRustPackage rec {
   pname = "nixpkgs-fmt";
-  version = "0.9.0";
+  version = "1.0.0";
 
   src = fetchFromGitHub {
     owner = "nix-community";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1kkw87c63nx5pqsxcwn6iw27k02j9ls21zyhb5dvf0zaqd9sz7ad";
+    sha256 = "0w1himwix7iv40rixj9afknwmqg2qmkif23z217gc7x63zyg9vdc";
   };
 
-  cargoSha256 = "1wybvm9qckx9cd656gx9zrbszmaj66ihh2kk6qqdb6maixcq5k0x";
+  cargoSha256 = "1qzhii72hjdxmgfncvyk80ybvk6zywd6v73bb1ibhnry734grzvw";
 
   meta = with lib; {
     description = "Nix code formatter for nixpkgs";