diff --git a/man2/clock_getres.2 b/man2/clock_getres.2
index 9853a675c..666e6286b 100644
--- a/man2/clock_getres.2
+++ b/man2/clock_getres.2
@@ -220,7 +220,7 @@ T}	Thread safety	MT-Safe
 .TE
 
 .SH CONFORMING TO
-SUSv2, POSIX.1-2001.
+POSIX.1-2001, POSIX.1-2008, SUSv2.
 .SH AVAILABILITY
 On POSIX systems on which these functions are available, the symbol
 .B _POSIX_TIMERS