diff --git a/pkgs/development/interpreters/racket/default.nix b/pkgs/development/interpreters/racket/default.nix
index f949e16321da..2397cce97eab 100644
--- a/pkgs/development/interpreters/racket/default.nix
+++ b/pkgs/development/interpreters/racket/default.nix
@@ -33,11 +33,11 @@ in
 
 stdenv.mkDerivation rec {
   name = "racket-${version}";
-  version = "6.11";
+  version = "6.12";
 
   src = fetchurl {
     url = "https://mirror.racket-lang.org/installers/${version}/${name}-src.tgz";
-    sha256 = "1nk7705x24jjlbqqhj8yvbgqkfscxx3m81bry1g56kjxysjmf3sw";
+    sha256 = "0cwcypzjfl9py1s695mhqkiapff7c1w29llsmdj7qgn58wl0apk5";
   };
 
   FONTCONFIG_FILE = fontsConf;