diff --git a/man/man1/fzf.1 b/man/man1/fzf.1
index d0f566c7..dfc72693 100644
--- a/man/man1/fzf.1
+++ b/man/man1/fzf.1
@@ -56,7 +56,9 @@ Case-insensitive match (default: smart-case match)
 Case-sensitive match
 .TP
 .B "\-\-smart\-case"
-Smart-case match (default)
+Smart-case match (default). In this mode, the search is case-insensitive by
+default, but it becomes case-sensitive if the query contains any uppercase
+letters.
 .TP
 .B "\-\-literal"
 Do not normalize latin script letters for matching.