diff -Nru node-crc-3.8.0+ds/debian/changelog node-crc-3.8.0+ds/debian/changelog
--- node-crc-3.8.0+ds/debian/changelog	2020-02-25 05:27:03.000000000 +0000
+++ node-crc-3.8.0+ds/debian/changelog	2020-04-03 16:58:14.000000000 +0000
@@ -1,3 +1,9 @@
+node-crc (3.8.0+ds-1ubuntu1) focal; urgency=medium
+
+  * Build using python2.
+
+ -- Matthias Klose <doko@ubuntu.com>  Fri, 03 Apr 2020 18:58:14 +0200
+
 node-crc (3.8.0+ds-1) unstable; urgency=medium
 
   * Team upload
diff -Nru node-crc-3.8.0+ds/debian/control node-crc-3.8.0+ds/debian/control
--- node-crc-3.8.0+ds/debian/control	2020-02-25 04:51:32.000000000 +0000
+++ node-crc-3.8.0+ds/debian/control	2020-04-03 16:56:15.000000000 +0000
@@ -13,7 +13,7 @@
  , node-babel-preset-es2015
  , node-babel-plugin-transform-runtime <!nocheck>
  , node-regenerator-transform (>= 0.14.1-3~) <!nocheck>
- , python <!nocheck>
+ , python2 <!nocheck>
  , pkg-js-tools (>= 0.9.20~)
 Standards-Version: 4.5.0
 Vcs-Browser: https://salsa.debian.org/js-team/node-crc
diff -Nru node-crc-3.8.0+ds/debian/patches/python2.diff node-crc-3.8.0+ds/debian/patches/python2.diff
--- node-crc-3.8.0+ds/debian/patches/python2.diff	1970-01-01 00:00:00.000000000 +0000
+++ node-crc-3.8.0+ds/debian/patches/python2.diff	2020-04-03 16:58:02.000000000 +0000
@@ -0,0 +1,57 @@
+Index: b/test/pycrc/crc_opt.py
+===================================================================
+--- a/test/pycrc/crc_opt.py
++++ b/test/pycrc/crc_opt.py
+@@ -100,17 +100,17 @@ class Options(object):
+         Parses and validates the options given as arguments
+         """
+         usage = """\
+-python %prog [OPTIONS]
++python2 %prog [OPTIONS]
+ 
+ To calculate the checksum of a string or hexadecimal data:
+-    python %prog [model] --check-string "123456789"
+-    python %prog [model] --check-hexstring "313233343536373839"
++    python2 %prog [model] --check-string "123456789"
++    python2 %prog [model] --check-hexstring "313233343536373839"
+ 
+ To calculate the checksum of a file:
+-    python %prog [model] --check-file filename
++    python2 %prog [model] --check-file filename
+ 
+ To generate the C source code and write it to filename:
+-    python %prog [model] --generate c -o filename
++    python2 %prog [model] --generate c -o filename
+ 
+ The model can be defined either with the --model switch or by specifying each
+ of the following parameters:
+Index: b/test/pycrc/pycrc.py
+===================================================================
+--- a/test/pycrc/pycrc.py
++++ b/test/pycrc/pycrc.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python2
+ 
+ #  pycrc -- parameterisable CRC calculation utility and C source code generator
+ #
+Index: b/test/pycrc/qm.py
+===================================================================
+--- a/test/pycrc/qm.py
++++ b/test/pycrc/qm.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python2
+ 
+ #  qm.py -- A Quine McCluskey Python implementation
+ #
+Index: b/test/pycrc/test/test.py
+===================================================================
+--- a/test/pycrc/test/test.py
++++ b/test/pycrc/test/test.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python2
+ # -*- coding: Latin-1 -*-
+ 
+ #  pycrc test application.
diff -Nru node-crc-3.8.0+ds/debian/patches/series node-crc-3.8.0+ds/debian/patches/series
--- node-crc-3.8.0+ds/debian/patches/series	2020-02-25 05:24:13.000000000 +0000
+++ node-crc-3.8.0+ds/debian/patches/series	2020-04-03 16:56:28.000000000 +0000
@@ -1,2 +1,3 @@
 fix-mocha-opts.diff
 fix-test-for-autopkgtest.diff
+python2.diff