diff --git a/man2/sigaction.2 b/man2/sigaction.2
index a568fbbb0..95fff3091 100644
--- a/man2/sigaction.2
+++ b/man2/sigaction.2
@@ -796,9 +796,12 @@ or similar.
 POSIX.1-1990 specified only
 .BR SA_NOCLDSTOP .
 POSIX.1-2001 added
+.BR SA_NOCLDSTOP ,
 .BR SA_NOCLDWAIT ,
-.BR SA_RESETHAND ,
 .BR SA_NODEFER ,
+.BR SA_ONSTACK ,
+.BR SA_RESETHAND ,
+.BR SA_RESTART ,
 and
 .BR SA_SIGINFO .
 Use of these latter values in