1 files changed, 1 insertions, 1 deletions
diff --git a/mdoc.7 b/mdoc.7
index cb35218e..6ca1fb86 100644
--- a/mdoc.7
+++ b/mdoc.7
@@ -218,7 +218,7 @@ stipulating a two-inch list indentation with the following:
 .
 .Pp
 The syntax for scaled widths is
-.Sq Li [+-]?[0-9]*.[0-9]*[unit] ,
+.Sq Li [+-]?[0-9]*.[0-9]*[:unit:] ,
 where a decimal must be preceded or proceeded by at least one digit.
 Negative numbers, while accepted, are truncated to zero.  The following
 scaling units are accepted: