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-rw-r--r--contrib/chem/examples/morphine.chem8
1 files changed, 4 insertions, 4 deletions
diff --git a/contrib/chem/examples/morphine.chem b/contrib/chem/examples/morphine.chem
index 3a559953c..d1d245f94 100644
--- a/contrib/chem/examples/morphine.chem
+++ b/contrib/chem/examples/morphine.chem
@@ -1,7 +1,7 @@
morphine.chem:
.cstart
-# Example file for `chem':
+# Example file for 'chem':
# Morphine or C23_H31_N3O or
# N,N-diethyl-N'-(2-methoxyacridin-9-yl)-pentane-1,4-diamine
@@ -13,13 +13,13 @@ morphine.chem:
# Copyright (C) 2006-2014 Free Software Foundation, Inc.
# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
-# This file is part of `chem', which is part of `groff'.
+# This file is part of 'chem', which is part of 'groff'.
-# `groff' is free software; you can redistribute it and/or modify it
+# 'groff' is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License (GPL) version 2 as
# published by the Free Software Foundation.
-# `groff' is distributed in the hope that it will be useful, but
+# 'groff' 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.