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diff --git a/man3/tanh.3 b/man3/tanh.3
index 2977e359a..dc4d8fc06 100644
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+++ b/man3/tanh.3
@@ -13,7 +13,7 @@
.\" Modified 2002-07-27 by Walter Harms
.\" (walter.harms@informatik.uni-oldenburg.de)
.\"
-.TH tanh 3 2023-02-05 "Linux man-pages 6.03"
+.TH tanh 3 2023-07-20 "Linux man-pages 6.05.01"
.SH NAME
tanh, tanhf, tanhl \- hyperbolic tangent function
.SH LIBRARY
@@ -74,29 +74,29 @@ No errors occur.
.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
-.ad l
-.nh
.TS
allbox;
lbx lb lb
l l l.
Interface Attribute Value
T{
+.na
+.nh
.BR tanh (),
.BR tanhf (),
.BR tanhl ()
T} Thread safety MT-Safe
.TE
-.hy
-.ad
.sp 1
.SH STANDARDS
-C99, POSIX.1-2001, POSIX.1-2008.
+C11, POSIX.1-2008.
+.SH HISTORY
+C99, POSIX.1-2001.
.PP
The variant returning
.I double
also conforms to
-SVr4, 4.3BSD.
+SVr4, 4.3BSD, C89.
.SH SEE ALSO
.BR acosh (3),
.BR asinh (3),