diff --git a/pkgs/tools/misc/parallel/default.nix b/pkgs/tools/misc/parallel/default.nix
index 96f2d9896019..7663da094196 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-20190422";
+  name = "parallel-20190522";
 
   src = fetchurl {
     url = "mirror://gnu/parallel/${name}.tar.bz2";
-    sha256 = "0xdl5fnh1vpjp3zpmqsrbbgjixazlhl4d9awk42nz4snzynysjxl";
+    sha256 = "0y3z9wybs3gak3zwgsby8r5gg6dwd3qlrkch0q4fn0i1j1jhmijv";
   };
 
   nativeBuildInputs = [ makeWrapper ];