diff --git a/bsc/mcxx/default.nix b/bsc/mcxx/default.nix
index 3dfa1cf..9d925a3 100644
--- a/bsc/mcxx/default.nix
+++ b/bsc/mcxx/default.nix
@@ -15,7 +15,7 @@
 
 stdenv.mkDerivation rec {
   pname = "mcxx";
-  version = "2022.11";
+  version = "2023.05";
 
   passthru = {
     CC = "mcc";
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     owner = "bsc-pm";
     repo = pname;
     rev = "github-release-${version}";
-    sha256 = "DMT5UPwsjVo2d0r2wgQvYhcrAacOe+BkiXjAvFA0zGo=";
+    sha256 = "sha256-GyBvyy/HD3t9rHSXAYZRMhn4o4Nm/HFfjuOS8J0LPu8=";
   };
 
   enableParallelBuilding = true;