diff --git a/gnu/packages/gnupg.scm b/gnu/packages/gnupg.scm
index 2391632b4c..ddb9bf161d 100644
--- a/gnu/packages/gnupg.scm
+++ b/gnu/packages/gnupg.scm
@@ -279,11 +279,12 @@ libskba (working with X.509 certificates and CMS data).")
        ("readline" ,readline)))
    (arguments
     `(#:phases
-      (modify-phases %standard-phase
+      (modify-phases %standard-phases
         (add-before 'configure 'patch-config-files
           (lambda _
             (substitute* "tests/openpgp/Makefile.in"
-              (("/bin/sh") (which "bash"))))))))))
+              (("/bin/sh") (which "bash")))
+            #t)))))))
 
 (define-public gnupg-1
   (package (inherit gnupg)