diff --git a/pkgs/tools/misc/parallel/default.nix b/pkgs/tools/misc/parallel/default.nix
index 842616793a39..08c672b5612a 100644
--- a/pkgs/tools/misc/parallel/default.nix
+++ b/pkgs/tools/misc/parallel/default.nix
@@ -1,11 +1,11 @@
 { fetchurl, stdenv, perl, makeWrapper, procps }:
 
 stdenv.mkDerivation rec {
-  name = "parallel-20170122";
+  name = "parallel-20170422";
 
   src = fetchurl {
     url = "mirror://gnu/parallel/${name}.tar.bz2";
-    sha256 = "19maf889vj1c4zakqwap58f44hgypyb5mzzwfsliir9gvvcq6zj1";
+    sha256 = "0afk1q8mqzz02h6imyykgi9gwk5gj08hzs6lwgd65ilj4slkh93s";
   };
 
   nativeBuildInputs = [ makeWrapper ];