diff --git a/src/cmd/ksh93/sh.1 b/src/cmd/ksh93/sh.1
index c8b5832af..e6acd14dd 100644
--- a/src/cmd/ksh93/sh.1
+++ b/src/cmd/ksh93/sh.1
@@ -2277,7 +2277,7 @@ Implicit null fields
 (those resulting from
 .I parameters\^
 that have no values or command substitutions with no output) are removed.
-.PP
+.SS Brace Expansion.
 If the
 .B braceexpand
 .RB ( \-B )