diff --git a/man3/catgets.3 b/man3/catgets.3
index 77ba89f13..31013007b 100644
--- a/man3/catgets.3
+++ b/man3/catgets.3
@@ -66,6 +66,11 @@ On failure,
 .BR catgets ()
 returns the value
 .IR message .
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR catgets ()
+function is thread-safe.
 .SH CONFORMING TO
 POSIX.1-2001.
 .SH NOTES