diff --git a/doc.zih.tu-dresden.de/util/grep-forbidden-patterns.sh b/doc.zih.tu-dresden.de/util/grep-forbidden-patterns.sh
index 4dfba33d1a073ba3b4b7e976bc822d822f630030..dedb07098110ddba6970afc8b963f7ece57ec714 100755
--- a/doc.zih.tu-dresden.de/util/grep-forbidden-patterns.sh
+++ b/doc.zih.tu-dresden.de/util/grep-forbidden-patterns.sh
@@ -51,7 +51,7 @@ doc.zih.tu-dresden.de/docs/contrib/content_rules.md
 i	\(alpha\|ml\|haswell\|romeo\|gpu\|smp\|julia\|hpdlf\|scs5\|dcv\)-\?\(interactive\)\?[^a-z]*partition
 Give hints in the link text. Words such as \"here\" or \"this link\" are meaningless.
 doc.zih.tu-dresden.de/docs/contrib/content_rules.md
-i	\[\s\?\(documentation\|here\|more info\|this \(link\|page\|subsection\)\|slides\?\|manpage\)\s\?\]
+i	\[\s\?\(documentation\|here\|more info\|\(this \)\?\(link\|page\|subsection\)\|slides\?\|manpage\)\s\?\]
 Use \"workspace\" instead of \"work space\" or \"work-space\".
 doc.zih.tu-dresden.de/docs/contrib/content_rules.md
 i	work[ -]\+space"