diff --git a/pkgs/applications/virtualization/rkt/default.nix b/pkgs/applications/virtualization/rkt/default.nix
index d3e0c4ff04da..6b3eb079f987 100644
--- a/pkgs/applications/virtualization/rkt/default.nix
+++ b/pkgs/applications/virtualization/rkt/default.nix
@@ -9,7 +9,7 @@ let
   stage1Flavours = [ "coreos" ];
 
 in stdenv.mkDerivation rec {
-  version = "0.11.0";
+  version = "0.12.0";
   name = "rkt-${version}";
   BUILDDIR="build-${name}";
 
@@ -17,7 +17,7 @@ in stdenv.mkDerivation rec {
       rev = "v${version}";
       owner = "coreos";
       repo = "rkt";
-      sha256 = "0qdg3m99viymran9n7rxywwbqr3xqgk8r7hsk6nj3liwqsx6agiv";
+      sha256 = "1qwj3a4780lqra2c6ncw86lskzqnh59fxk577hgqym4jgxxk4bbv";
   };
 
   stage1BaseImage = fetchurl {