diff --git a/pkgs/applications/graphics/rx/default.nix b/pkgs/applications/graphics/rx/default.nix
index b4338d8f3cda..53e8109fef51 100644
--- a/pkgs/applications/graphics/rx/default.nix
+++ b/pkgs/applications/graphics/rx/default.nix
@@ -1,5 +1,5 @@
 { stdenv, rustPlatform, fetchFromGitHub, makeWrapper
-, cmake, pkgconfig
+, cmake, pkg-config
 , xorg ? null
 , libGL ? null }:
 
@@ -7,18 +7,18 @@ with stdenv.lib;
 
 rustPlatform.buildRustPackage rec {
   pname = "rx";
-  version = "0.3.2";
+  version = "0.4.0";
 
   src = fetchFromGitHub {
     owner = "cloudhead";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1n5s7v2z13550gkqz7w6dw62jdy60wdi8w1lfa23609b4yhg4w94";
+    sha256 = "1pln65pqy39ijrld11d06klwzfhhzmrgdaxijpx9q7w9z66zmqb8";
   };
 
-  cargoSha256 = "077cs9bf7f3h5aschcv7pbbnpaq1rg79j7f6pnyrzkmn7gxzicg3";
+  cargoSha256 = "143a5x61s7ywk0ljqd10jkfvs6lrhlibkm2a9lw41wq13mgzb78j";
 
-  nativeBuildInputs = [ cmake pkgconfig makeWrapper ];
+  nativeBuildInputs = [ cmake pkg-config makeWrapper ];
 
   buildInputs = optionals stdenv.isLinux
   (with xorg; [
@@ -37,7 +37,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = {
     description = "Modern and extensible pixel editor implemented in Rust";
-    homepage = "https://cloudhead.io/rx/";
+    homepage = "https://rx.cloudhead.io/";
     license = licenses.gpl3;
     maintainers = with maintainers; [ minijackson filalex77 ];
     platforms = [ "x86_64-linux" ];