diff --git a/COPYING b/COPYING
index 310b8e4b545caf2a8d3941c0543be92aae4af41d..af9a3cca5c403f961cbe80c8fa0695cbf500fd04 100644
--- a/COPYING
+++ b/COPYING
@@ -1,4 +1,4 @@
-Copyright (C) 2015 by Daniel Friesel <derf@finalrewind.org>
+Copyright (C) 2015-2023 by Birte Kristina Friesel <derf@finalrewind.org>
 
 All files in this distribution are licensed under the same terms as Perl
 itself.
diff --git a/bin/hafas-m b/bin/hafas-m
index d4271e989b6f3cf9ed6077064da5d64792b037d0..27b9c7f4db1a0eeeb37b5f2951c515c529c151c6 100755
--- a/bin/hafas-m
+++ b/bin/hafas-m
@@ -457,7 +457,7 @@ The non-default services (anything other than DB) are not well tested.
 
 =head1 AUTHOR
 
-Copyright (C) 2015-2020 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+Copyright (C) 2015-2023 by Birte Kristina Friesel E<lt>derf@finalrewind.orgE<gt>
 
 =head1 LICENSE
 
diff --git a/lib/Travel/Status/DE/DeutscheBahn.pm b/lib/Travel/Status/DE/DeutscheBahn.pm
index cb4763d1e1025daedac725b3a013b53471d93821..34d086a1802a45dd70bcd7267b2e292cc6cfc4c5 100644
--- a/lib/Travel/Status/DE/DeutscheBahn.pm
+++ b/lib/Travel/Status/DE/DeutscheBahn.pm
@@ -99,7 +99,7 @@ Travel::Status::DE::HAFAS(3pm).
 
 =head1 AUTHOR
 
-Copyright (C) 2015-2022 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+Copyright (C) 2015-2022 by Birte Kristina Friesel E<lt>derf@finalrewind.orgE<gt>
 
 =head1 LICENSE
 
diff --git a/lib/Travel/Status/DE/HAFAS.pm b/lib/Travel/Status/DE/HAFAS.pm
index 6a5553d3682f5ba5c99f1bbd7797fd3dfa49b875..6abf76448fde1cbcb1b70fc09b083aca38cccf32 100644
--- a/lib/Travel/Status/DE/HAFAS.pm
+++ b/lib/Travel/Status/DE/HAFAS.pm
@@ -1146,7 +1146,7 @@ Travel::Status::DE::HAFAS::Journey(3pm), Travel::Status::DE::HAFAS::StopFinder(3
 
 =head1 AUTHOR
 
-Copyright (C) 2015-2022 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+Copyright (C) 2015-2022 by Birte Kristina Friesel E<lt>derf@finalrewind.orgE<gt>
 
 =head1 LICENSE
 
diff --git a/lib/Travel/Status/DE/HAFAS/Journey.pm b/lib/Travel/Status/DE/HAFAS/Journey.pm
index c0dbcd123f300da2f48457a09bc1b92e42a39696..88edf4ba0d395bf5238ff047c4b3624ef8db78de 100644
--- a/lib/Travel/Status/DE/HAFAS/Journey.pm
+++ b/lib/Travel/Status/DE/HAFAS/Journey.pm
@@ -674,7 +674,7 @@ Travel::Status::DE::HAFAS(3pm).
 
 =head1 AUTHOR
 
-Copyright (C) 2015-2022 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+Copyright (C) 2015-2022 by Birte Kristina Friesel E<lt>derf@finalrewind.orgE<gt>
 
 =head1 LICENSE
 
diff --git a/lib/Travel/Status/DE/HAFAS/Message.pm b/lib/Travel/Status/DE/HAFAS/Message.pm
index 5b8d6dd0e4909b3ca00e479a7cd3980e32459ba8..35af63481b26587037d1e2122b40a101bfaddfa6 100644
--- a/lib/Travel/Status/DE/HAFAS/Message.pm
+++ b/lib/Travel/Status/DE/HAFAS/Message.pm
@@ -104,7 +104,7 @@ Travel::Status::DE::HAFAS(3pm).
 
 =head1 AUTHOR
 
-Copyright (C) 2020-2022 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+Copyright (C) 2020-2022 by Birte Kristina Friesel E<lt>derf@finalrewind.orgE<gt>
 
 =head1 LICENSE
 
diff --git a/lib/Travel/Status/DE/HAFAS/StopFinder.pm b/lib/Travel/Status/DE/HAFAS/StopFinder.pm
index b7913ecccc35b44a4f3a5149cdab6a18613da70a..667e88c4cab8b8f852b150b5207ea7c1ac85b262 100644
--- a/lib/Travel/Status/DE/HAFAS/StopFinder.pm
+++ b/lib/Travel/Status/DE/HAFAS/StopFinder.pm
@@ -292,7 +292,7 @@ Travel::Status::DE::HAFAS(3pm).
 
 =head1 AUTHOR
 
-Copyright (C) 2015-2017 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+Copyright (C) 2015-2017 by Birte Kristina Friesel E<lt>derf@finalrewind.orgE<gt>
 
 =head1 LICENSE