diff --git a/man3/cacosh.3 b/man3/cacosh.3
index 054ea1cbd..7eb9cc325 100644
--- a/man3/cacosh.3
+++ b/man3/cacosh.3
@@ -38,6 +38,20 @@ One has:
 .fi
 .SH VERSIONS
 These functions first appeared in glibc in version 2.1.
+.SH ATTRIBUTES
+For an explanation of the terms used in this section, see
+.BR attributes (7).
+.TS
+allbox;
+lbw30 lb lb
+l l l.
+Interface	Attribute	Value
+T{
+.BR cacosh (),
+.BR cacoshf (),
+.BR cacoshl ()
+T}	Thread safety	MT-Safe
+.TE
 .SH CONFORMING TO
 C99.
 .SH EXAMPLE