diff --git a/man2/msgctl.2 b/man2/msgctl.2
index 743728f57..d75238554 100644
--- a/man2/msgctl.2
+++ b/man2/msgctl.2
@@ -323,7 +323,7 @@ but the caller is not privileged (Linux: does not have the
 .B CAP_SYS_RESOURCE
 capability).
 .SH CONFORMING TO
-SVr4, POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008, SVr4.
 .\" SVID does not document the EIDRM error condition.
 .SH NOTES
 The inclusion of