diff --git a/Changelog b/Changelog
index 62785ec56b50f28ea7c40199a7c36d55e36a3693..d6e7cefba1b355f6c5360f1e61502acf6f417e58 100644
--- a/Changelog
+++ b/Changelog
@@ -1,3 +1,8 @@
+Travel::Status::DE::IRIS 1.64 - Sun Jan 30 2022
+
+    * Add experimental "new_p" constructor for non-blocking operation with
+      Mojo::Promise and Mojo::UserAgent.
+
 Travel::Status::DE::IRIS 1.63 - Mon Jan 24 2022
 
     * update station database
diff --git a/bin/db-iris b/bin/db-iris
index 6039b61f8f387dcf78674c8ec9b82b7d4527cf10..56b35b872448169230dd6eb7a99fc0355c468b4e 100755
--- a/bin/db-iris
+++ b/bin/db-iris
@@ -6,7 +6,7 @@ use utf8;
 
 no if $] >= 5.018, warnings => 'experimental::smartmatch';
 
-our $VERSION = '1.63';
+our $VERSION = '1.64';
 
 use DateTime;
 use DateTime::Format::Strptime;
@@ -574,7 +574,7 @@ B<db-iris> [B<-rx>] [B<-d> I<date>] [B<-o> I<output-flags>]
 
 =head1 VERSION
 
-version 1.63
+version 1.64
 
 =head1 DESCRIPTION
 
diff --git a/lib/Travel/Status/DE/IRIS.pm b/lib/Travel/Status/DE/IRIS.pm
index 459b07a338513589d07c8cf8cc8f0863eb525b6b..18ed617974539b3bc0318004c67a1ca664b2c0d9 100644
--- a/lib/Travel/Status/DE/IRIS.pm
+++ b/lib/Travel/Status/DE/IRIS.pm
@@ -6,7 +6,7 @@ use 5.014;
 
 no if $] >= 5.018, warnings => 'experimental::smartmatch';
 
-our $VERSION = '1.63';
+our $VERSION = '1.64';
 
 use Carp qw(confess cluck);
 use DateTime;
@@ -962,7 +962,7 @@ Non-blocking variant (EXPERIMENTAL):
 
 =head1 VERSION
 
-version 1.63
+version 1.64
 
 =head1 DESCRIPTION
 
diff --git a/lib/Travel/Status/DE/IRIS/Result.pm b/lib/Travel/Status/DE/IRIS/Result.pm
index 1b4916ee00dccab0a0db00d151eb07a00cdb27b7..421fd03d513104f35f40333014a2b2ed22efcec5 100644
--- a/lib/Travel/Status/DE/IRIS/Result.pm
+++ b/lib/Travel/Status/DE/IRIS/Result.pm
@@ -15,7 +15,7 @@ use List::Compare;
 use List::MoreUtils qw(none uniq lastval);
 use Scalar::Util qw(weaken);
 
-our $VERSION = '1.63';
+our $VERSION = '1.64';
 
 my %translation = (
 	1 => 'Nähere Informationen in Kürze',
@@ -876,7 +876,7 @@ arrival/departure received by Travel::Status::DE::IRIS
 
 =head1 VERSION
 
-version 1.63
+version 1.64
 
 =head1 DESCRIPTION
 
diff --git a/lib/Travel/Status/DE/IRIS/Stations.pm.PL b/lib/Travel/Status/DE/IRIS/Stations.pm.PL
index e56b91f24f9da40e573e169ff58e244234385eb5..769bbe2b495f2e998a13dad6cca2c01810c69bb9 100644
--- a/lib/Travel/Status/DE/IRIS/Stations.pm.PL
+++ b/lib/Travel/Status/DE/IRIS/Stations.pm.PL
@@ -43,7 +43,7 @@ use Text::LevenshteinXS qw(distance);
 
 # TODO switch to Text::Levenshtein::XS once AUR/Debian packages become available
 
-our $VERSION = '1.63';
+our $VERSION = '1.64';
 
 # Automatically generated, see share/stations.json
 my @stations = (
@@ -235,7 +235,7 @@ Travel::Status::DE::IRIS::Stations - Station name to station code mapping
 
 =head1 VERSION
 
-version 1.63
+version 1.64
 
 =head1 DESCRIPTION