diff --git a/gnu/packages/cups.scm b/gnu/packages/cups.scm
index bbdd89ec08..accfe410ba 100644
--- a/gnu/packages/cups.scm
+++ b/gnu/packages/cups.scm
@@ -4,6 +4,7 @@
 ;;; Copyright © 2015, 2016 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016 Danny Milosavljevic <dannym@scratchpost.org>
 ;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
+;;; Copyright © 2017 Mark H Weaver <mhw@netris.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -44,9 +45,8 @@
 ;; Delay to avoid module circularity problems.
 (define ghostscript/cups
   (delay
-    (package (inherit ghostscript)
+    (package/inherit ghostscript
       (name "ghostscript-with-cups")
-      (replacement #f)
       (inputs `(("cups" ,cups-minimal)
                 ,@(package-inputs ghostscript))))))
 
diff --git a/gnu/packages/ghostscript.scm b/gnu/packages/ghostscript.scm
index 5340107f99..4e8736cd71 100644
--- a/gnu/packages/ghostscript.scm
+++ b/gnu/packages/ghostscript.scm
@@ -1,6 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
-;;; Copyright © 2014, 2015, 2016 Mark H Weaver <mhw@netris.org>
+;;; Copyright © 2014, 2015, 2016, 2017 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2013, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2017 Alex Vong <alexvong1995@gmail.com>
@@ -209,8 +209,7 @@ output file formats and printers.")
    (properties '((upstream-name . "gnu-ghostscript")))))
 
 (define-public ghostscript/x
-  (package (inherit ghostscript)
-    (replacement #f)
+  (package/inherit ghostscript
     (name (string-append (package-name ghostscript) "-with-x"))
     (inputs `(("libxext" ,libxext)
               ("libxt" ,libxt)
@@ -219,6 +218,7 @@ output file formats and printers.")
 (define ghostscript/fixed
   (package
     (inherit ghostscript)
+    (replacement #f)
     (source
       (origin
         (inherit (package-source ghostscript))