diff -Nru apbs-1.4/debian/changelog apbs-1.4/debian/changelog
--- apbs-1.4/debian/changelog	2018-05-13 19:19:34.000000000 +0000
+++ apbs-1.4/debian/changelog	2020-03-18 07:44:49.000000000 +0000
@@ -1,3 +1,9 @@
+apbs (1.4-1ubuntu1) focal; urgency=medium
+
+  * Build using python2.
+
+ -- Matthias Klose <doko@ubuntu.com>  Wed, 18 Mar 2020 08:44:49 +0100
+
 apbs (1.4-1build2) cosmic; urgency=medium
 
   * No-change rebuild for dune openmpi soname change.
diff -Nru apbs-1.4/debian/control apbs-1.4/debian/control
--- apbs-1.4/debian/control	2018-04-03 12:13:11.000000000 +0000
+++ apbs-1.4/debian/control	2020-03-18 07:44:19.000000000 +0000
@@ -7,9 +7,9 @@
 Build-Depends: cmake,
                debhelper (>> 7.0.50~),
                libmaloc-dev,
-               libpython-dev,
+               libpython2-dev,
                mpi-default-dev (>= 0.3),
-               python-minimal (>> 2.6.6-3~),
+               python2,
                python-setuptools,
                zlib1g-dev
 Standards-Version: 3.9.4
diff -Nru apbs-1.4/debian/rules apbs-1.4/debian/rules
--- apbs-1.4/debian/rules	2013-08-08 14:49:32.000000000 +0000
+++ apbs-1.4/debian/rules	2020-03-18 07:44:36.000000000 +0000
@@ -27,7 +27,7 @@
 	dh_clean
 
 override_dh_auto_test:
-	-(cd tests; python apbs_tester.py -c test_cases.cfg)
+	-(cd tests; python2 apbs_tester.py -c test_cases.cfg)
 
 override_dh_install:
 	dh_install --sourcedir=$(CURDIR)/debian/tmp --list-missing