diff -Nru python-potr-1.0.2/debian/changelog python-potr-1.0.2/debian/changelog
--- python-potr-1.0.2/debian/changelog	2020-10-01 00:14:15.000000000 +0000
+++ python-potr-1.0.2/debian/changelog	2021-01-22 21:37:37.000000000 +0000
@@ -1,3 +1,13 @@
+python-potr (1.0.2-4) unstable; urgency=medium
+
+  * d/changelog: release
+  * d/control: add pycryptodome as Depends on package (Closes: 980473)
+    - Add 0002-Use-of-Cryptodome-module-imports-instead-of-Crypto.patch
+  * d/gbp.conf: Set debian/master as default branch.
+  * d/control: Set autopkgtest.
+
+ -- Emmanuel Arias <eamanu@yaerobi.com>  Fri, 22 Jan 2021 22:37:37 +0100
+
 python-potr (1.0.2-3) unstable; urgency=medium
 
   * Team upload.
diff -Nru python-potr-1.0.2/debian/control python-potr-1.0.2/debian/control
--- python-potr-1.0.2/debian/control	2020-10-01 00:14:15.000000000 +0000
+++ python-potr-1.0.2/debian/control	2021-01-22 21:36:27.000000000 +0000
@@ -2,23 +2,32 @@
 Section: python
 Priority: optional
 Maintainer: Debian Python Team <team+python@tracker.debian.org>
-Uploaders: Hans-Christoph Steiner <hans@eds.org>
-Build-Depends: debhelper-compat (= 13),
-               dh-python,
-               python3-all,
-               python3-setuptools,
-               python3-pycryptodome
+Uploaders:
+ Hans-Christoph Steiner <hans@eds.org>,
+Build-Depends:
+ debhelper-compat (= 13),
+ dh-python,
+ python3-all,
+ python3-pycryptodome,
+ python3-setuptools,
 Standards-Version: 4.5.0
 Homepage: https://github.com/python-otr/pure-python-otr
 Vcs-Git: https://salsa.debian.org/python-team/packages/python-potr.git
 Vcs-Browser: https://salsa.debian.org/python-team/packages/python-potr
+Testsuite: autopkgtest-pkg-python
 
 Package: python3-potr
 Architecture: all
-Depends: ${misc:Depends}, ${python3:Depends}
-Provides: ${python3:Provides}
-Breaks: python-potr
-Replaces: python-potr
+Depends:
+ python3-pycryptodome,
+ ${misc:Depends},
+ ${python3:Depends},
+Provides:
+ ${python3:Provides},
+Breaks:
+ python-potr,
+Replaces:
+ python-potr,
 Description: Pure Python implementation of the OTR protocol (Python 3)
  pure-python-otr is a pure Python implementation of the OTR protocol
  (Off-the-Record encryption, see the OTR website for more
diff -Nru python-potr-1.0.2/debian/gbp.conf python-potr-1.0.2/debian/gbp.conf
--- python-potr-1.0.2/debian/gbp.conf	2020-10-01 00:14:15.000000000 +0000
+++ python-potr-1.0.2/debian/gbp.conf	2021-01-22 21:36:27.000000000 +0000
@@ -1,3 +1,7 @@
 [DEFAULT]
-pristine-tar = True
+upstream-branch = upstream
+debian-branch = debian/master
+upstream-tag = upstream/%(version)s
+debian-tag = debian/%(version)s
 sign-tags = True
+pristine-tar = True
diff -Nru python-potr-1.0.2/debian/patches/0002-Use-of-Cryptodome-module-imports-instead-of-Crypto.patch python-potr-1.0.2/debian/patches/0002-Use-of-Cryptodome-module-imports-instead-of-Crypto.patch
--- python-potr-1.0.2/debian/patches/0002-Use-of-Cryptodome-module-imports-instead-of-Crypto.patch	1970-01-01 00:00:00.000000000 +0000
+++ python-potr-1.0.2/debian/patches/0002-Use-of-Cryptodome-module-imports-instead-of-Crypto.patch	2021-01-22 21:36:27.000000000 +0000
@@ -0,0 +1,50 @@
+From: Emmanuel Arias <eamanu@yaerobi.com>
+Date: Thu, 21 Jan 2021 10:11:24 -0300
+Subject: Use of Cryptodome module imports instead of Crypto
+
+Upstream don't support pycryptodome yet, so this patch is a workaround
+to work with that module.
+
+Patch by Sebastian Ramacher <sramacher@debian.org>.
+---
+ src/potr/compatcrypto/pycrypto.py | 18 +++++++++---------
+ 1 file changed, 9 insertions(+), 9 deletions(-)
+
+diff --git a/src/potr/compatcrypto/pycrypto.py b/src/potr/compatcrypto/pycrypto.py
+index 58a8577..422c831 100644
+--- a/src/potr/compatcrypto/pycrypto.py
++++ b/src/potr/compatcrypto/pycrypto.py
+@@ -16,16 +16,16 @@
+ #    along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ 
+ try:
+-  import Crypto
++  import Cryptodome
+ except ImportError:
+   import crypto as Crypto
+ 
+-from Crypto import Cipher
+-from Crypto.Hash import SHA256 as _SHA256
+-from Crypto.Hash import SHA as _SHA1
+-from Crypto.Hash import HMAC as _HMAC
+-from Crypto.PublicKey import DSA
+-import Crypto.Random.random
++from Cryptodome import Cipher
++from Cryptodome.Hash import SHA256 as _SHA256
++from Cryptodome.Hash import SHA as _SHA1
++from Cryptodome.Hash import HMAC as _HMAC
++from Cryptodome.PublicKey import DSA
++import Cryptodome.Random.random
+ from numbers import Number
+ 
+ from potr.compatcrypto import common
+@@ -143,7 +143,7 @@ class DSAKey(common.PK):
+         return cls((y, g, p, q), private=False), data
+ 
+ def getrandbits(k):
+-    return Crypto.Random.random.getrandbits(k)
++    return Cryptodome.Random.random.getrandbits(k)
+ 
+ def randrange(start, stop):
+-    return Crypto.Random.random.randrange(start, stop)
++    return Cryptodome.Random.random.randrange(start, stop)
diff -Nru python-potr-1.0.2/debian/patches/series python-potr-1.0.2/debian/patches/series
--- python-potr-1.0.2/debian/patches/series	2020-10-01 00:14:15.000000000 +0000
+++ python-potr-1.0.2/debian/patches/series	2021-01-22 21:36:27.000000000 +0000
@@ -1 +1,2 @@
 0001-Use-pycryptodome-as-dependency.patch
+0002-Use-of-Cryptodome-module-imports-instead-of-Crypto.patch