diff --git a/gnu/packages/parallel.scm b/gnu/packages/parallel.scm
index 9072adae3c8b54a57811a3c08aeef63171cf103e..70595b1bac8ccb7cb5343616b9fbd01900c71eee 100644
--- a/gnu/packages/parallel.scm
+++ b/gnu/packages/parallel.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2013,2014 Eric Bavier <bavier@member.fsf.org>
+;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -27,7 +28,7 @@ (define-module (gnu packages parallel)
 (define-public parallel
   (package
     (name "parallel")
-    (version "20150122")
+    (version "20150322")
     (source
      (origin
       (method url-fetch)
@@ -35,7 +36,7 @@ (define-public parallel
                           version ".tar.bz2"))
       (sha256
        (base32
-        "14g9pka59vln19rg6y8lyvrsc4nb3jk8y26hv3hdrf44rgwpds7d"))))
+        "1zsj1bd4zbwb4n9i0jgzs7vd5wkyg3xvj6s1q6s5fyn0pff7j01c"))))
     (build-system gnu-build-system)
     (inputs `(("perl" ,perl)))
     (home-page "http://www.gnu.org/software/parallel/")