diff --git a/pkgs/tools/misc/parallel/default.nix b/pkgs/tools/misc/parallel/default.nix
index 9da8b1c2552..dfaca9cd88e 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-20180922";
+  name = "parallel-20181022";
 
   src = fetchurl {
     url = "mirror://gnu/parallel/${name}.tar.bz2";
-    sha256 = "07q7lzway2qf8mx6fb4q45jmirsc8pw6rgv03ifrp32jw3q8w1za";
+    sha256 = "1v6vrfnn6acjjlp8xiizvcrb3zzs94av5xcl6xm8zfvcapixx11f";
   };
 
   nativeBuildInputs = [ makeWrapper ];