diff --git a/src/tests/bug.425.x b/src/tests/bug.425.x
new file mode 100755
index 000000000..214d01daf
--- /dev/null
+++ b/src/tests/bug.425.x
@@ -0,0 +1,67 @@
+#! /usr/bin/perl
+################################################################################
+## task - a command line task list manager.
+##
+## Copyright 2006 - 2010, Paul Beckingham.
+## All rights reserved.
+##
+## This program 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 2 of the License, or (at your option) any later
+## version.
+##
+## This program 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, write to the
+##
+##     Free Software Foundation, Inc.,
+##     51 Franklin Street, Fifth Floor,
+##     Boston, MA
+##     02110-1301
+##     USA
+##
+################################################################################
+
+use strict;
+use warnings;
+use Test::More tests => 6;
+
+# Create the rc file.
+if (open my $fh, '>', '425.rc')
+{
+  print $fh "data.location=.";
+
+  close $fh;
+  ok (-r '425.rc', 'Created 425.rc');
+}
+
+# Bug #425: Parser preventing editing of an existing task depending on description
+
+# Create a task and attempt to revise the description to include the word 'in'
+# (this breaks in 1.9.3 and earlier)
+
+qx{../task rc:425.rc add Foo};
+qx{../task rc:425.rc 1 Bar in Bar};
+
+my $output = qx{../task rc:425.rc 1 ls};
+
+like ($output, qr/1\s+Bar in Bar/m, 'parser - interpret \'in\' in description');
+
+# Cleanup.
+unlink 'pending.data';
+ok (!-r 'pending.data', 'Removed pending.data');
+
+unlink 'completed.data';
+ok (!-r 'completed.data', 'Removed completed.data');
+
+unlink 'undo.data';
+ok (!-r 'undo.data', 'Removed undo.data');
+
+unlink '425.rc';
+ok (!-r '425.rc', 'Removed 425.rc');
+
+exit 0;