diff --git a/sort.1 b/sort.1
index 757aec5..8808e72 100644
--- a/sort.1
+++ b/sort.1
@@ -40,7 +40,7 @@ indicating the location of the disorder.
 Skip non-whitespace and non-alphanumeric characters.
 .It Fl f
 Ignore letter case when sorting.
-.It FL i
+.It Fl i
 Skip non-printable characters.
 .It Fl k Ar key
 Specify a key definition of the form