1 files changed, 2 insertions, 0 deletions

diff --git a/usr.bin/make/make.1 b/usr.bin/make/make.1
index 2523b0b763bb..0c1bb83794f8 100644
--- a/usr.bin/make/make.1
+++ b/usr.bin/make/make.1
@@ -652,6 +652,8 @@ This is identical to
 .Cm M ,
 but selects all words which do not match
 the rest of the modifier.
+.It Cm O
+Order every word in the variable alphabetically.
 .It Cm Q
 Quotes every shell meta-character in the variable, so that it can be passed
 safely through recursive invocations of