diff --git a/man5/group.5 b/man5/group.5
index 0475764da..17c88e892 100644
--- a/man5/group.5
+++ b/man5/group.5
@@ -53,7 +53,7 @@ the numeric group ID.
 .I user_list
 a list of the usernames that are members of this group, separated by commas.
 .SH FILES
-/etc/group
+.I /etc/group
 .SH BUGS
 As the 4.2BSD
 .BR initgroups (3)