diff --git a/tests/openpgp/issue2941.scm b/tests/openpgp/issue2941.scm
index 8f625ebe3..306df6cb5 100755
--- a/tests/openpgp/issue2941.scm
+++ b/tests/openpgp/issue2941.scm
@@ -1,34 +1,34 @@
 #!/usr/bin/env gpgscm
 
 ;; Copyright (C) 2017 g10 Code GmbH
 ;;
 ;; This file is part of GnuPG.
 ;;
 ;; GnuPG is free software; you can redistribute it and/or modify
 ;; it under the terms of the GNU General Public License as published by
 ;; the Free Software Foundation; either version 3 of the License, or
 ;; (at your option) any later version.
 ;;
 ;; GnuPG is distributed in the hope that it will be useful,
 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 ;; GNU General Public License for more details.
 ;;
 ;; You should have received a copy of the GNU General Public License
 ;; along with this program; if not, see <http://www.gnu.org/licenses/>.
 
 (load (in-srcdir "tests" "openpgp" "defs.scm"))
 (setup-legacy-environment)
 
 (define (check-failure options)
   (let ((command `(,@gpg ,@options)))
     (catch '()
 	   (call-check command)
 	   (error "Expected an error, but got none when executing" command))))
 
 (for-each-p
  "Checking invocation with invalid file descriptors (issue2941)."
  (lambda (option)
-   (check-failure `(,(string-append "--" option "=23") --sign gpg.conf)))
+   (check-failure `(,(string-append "--" option "=233") --sign gpg.conf)))
  '("status-fd" "attribute-fd" "logger-fd"
    "override-session-key-fd" "passphrase-fd" "command-fd"))