diff --git a/release.nix b/release.nix
index 86997d4..e4433fd 100644
--- a/release.nix
+++ b/release.nix
@@ -4,7 +4,7 @@
 stdenv.mkDerivation rec {
   pname = "nix-bundle";
   name = "${pname}-${version}";
-  version = "0.3.0";
+  version = "0.4.0";
 
   src = ./.;