diff -Nru genetic-0.1.1b+git20170527.98255cb/debian/changelog genetic-0.1.1b+git20170527.98255cb/debian/changelog
--- genetic-0.1.1b+git20170527.98255cb/debian/changelog	2020-12-17 09:08:46.000000000 +0000
+++ genetic-0.1.1b+git20170527.98255cb/debian/changelog	2022-02-20 19:27:49.000000000 +0000
@@ -1,3 +1,12 @@
+genetic (0.1.1b+git20170527.98255cb-3) unstable; urgency=medium
+
+  * Team upload.
+  * Bump Standards-Version to 4.6.0
+  * Import Sequence from collections.abc (Closes: #1001341)
+  * Fix unit tests
+
+ -- Timo Röhling <roehling@debian.org>  Sun, 20 Feb 2022 20:27:49 +0100
+
 genetic (0.1.1b+git20170527.98255cb-2) unstable; urgency=medium
 
   * Team upload.
diff -Nru genetic-0.1.1b+git20170527.98255cb/debian/control genetic-0.1.1b+git20170527.98255cb/debian/control
--- genetic-0.1.1b+git20170527.98255cb/debian/control	2020-12-17 09:08:46.000000000 +0000
+++ genetic-0.1.1b+git20170527.98255cb/debian/control	2022-02-20 19:25:55.000000000 +0000
@@ -10,7 +10,7 @@
                python3-setuptools,
                python3-numpy <!nocheck>,
                python3-multiprocess <!nocheck>
-Standards-Version: 4.5.1
+Standards-Version: 4.6.0
 Vcs-Browser: https://salsa.debian.org/science-team/genetic
 Vcs-Git: https://salsa.debian.org/science-team/genetic.git
 Homepage: https://github.com/skoblov-lab/genetic
diff -Nru genetic-0.1.1b+git20170527.98255cb/debian/patches/0001-Import-Sequence-from-collections.abc.patch genetic-0.1.1b+git20170527.98255cb/debian/patches/0001-Import-Sequence-from-collections.abc.patch
--- genetic-0.1.1b+git20170527.98255cb/debian/patches/0001-Import-Sequence-from-collections.abc.patch	1970-01-01 00:00:00.000000000 +0000
+++ genetic-0.1.1b+git20170527.98255cb/debian/patches/0001-Import-Sequence-from-collections.abc.patch	2022-02-20 19:26:55.000000000 +0000
@@ -0,0 +1,18 @@
+From: =?utf-8?q?Timo_R=C3=B6hling?= <roehling@debian.org>
+Date: Sun, 20 Feb 2022 20:26:52 +0100
+Subject: Import Sequence from collections.abc
+
+---
+ genetic/util/_util.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/genetic/util/_util.py b/genetic/util/_util.py
+index 709112d..db94d33 100644
+--- a/genetic/util/_util.py
++++ b/genetic/util/_util.py
+@@ -1,4 +1,4 @@
+-from collections import Sequence
++from collections.abc import Sequence
+ from itertools import starmap
+ import random
+ 
diff -Nru genetic-0.1.1b+git20170527.98255cb/debian/patches/series genetic-0.1.1b+git20170527.98255cb/debian/patches/series
--- genetic-0.1.1b+git20170527.98255cb/debian/patches/series	1970-01-01 00:00:00.000000000 +0000
+++ genetic-0.1.1b+git20170527.98255cb/debian/patches/series	2022-02-20 19:26:55.000000000 +0000
@@ -0,0 +1 @@
+0001-Import-Sequence-from-collections.abc.patch
diff -Nru genetic-0.1.1b+git20170527.98255cb/debian/rules genetic-0.1.1b+git20170527.98255cb/debian/rules
--- genetic-0.1.1b+git20170527.98255cb/debian/rules	2020-12-17 09:08:46.000000000 +0000
+++ genetic-0.1.1b+git20170527.98255cb/debian/rules	2022-02-20 19:27:49.000000000 +0000
@@ -5,6 +5,9 @@
 #export DH_VERBOSE=1
 
 export PYBUILD_NAME=genetic
+export PYBUILD_BEFORE_TEST=mkdir {build_dir}/tests && cp {dir}/test.py {build_dir}/tests
+export PYBUILD_AFTER_TEST=rm -r {build_dir}/tests
+export PYBUILD_TEST_ARGS={build_dir}/tests
 
 %:
 	dh $@ --with python3 --buildsystem=pybuild