diff -Nru unattended-upgrades-2.3ubuntu0.2/debian/changelog unattended-upgrades-2.3ubuntu0.3/debian/changelog
--- unattended-upgrades-2.3ubuntu0.2/debian/changelog	2022-04-25 15:42:11.000000000 +0200
+++ unattended-upgrades-2.3ubuntu0.3/debian/changelog	2022-05-19 19:38:48.000000000 +0200
@@ -1,3 +1,14 @@
+unattended-upgrades (2.3ubuntu0.3) focal; urgency=medium
+
+  * Fix FTBFS following change in the way apt detects automatically removable
+    kernels (LP: #1974223)
+  * Work around autopkgtest failure by removing __pycache__ in the test suite
+    before the invocation of python-coverage (LP: #1974223) 
+  * Added new test depends on apt to trigger autopkgtest runs automatically
+    when apt is upgraded.
+
+ -- Olivier Gayot <olivier.gayot@canonical.com>  Thu, 19 May 2022 19:38:48 +0200
+
 unattended-upgrades (2.3ubuntu0.2) focal; urgency=medium
 
   [ Brian Murray ]
diff -Nru unattended-upgrades-2.3ubuntu0.2/debian/tests/control unattended-upgrades-2.3ubuntu0.3/debian/tests/control
--- unattended-upgrades-2.3ubuntu0.2/debian/tests/control	2022-04-25 15:42:11.000000000 +0200
+++ unattended-upgrades-2.3ubuntu0.3/debian/tests/control	2022-05-19 19:38:48.000000000 +0200
@@ -1,15 +1,15 @@
 Tests: run-tests test-systemd.py
-Depends: @, @builddeps@
+Depends: @, @builddeps@, apt
 Restrictions: needs-root, isolation-container, needs-reboot
 
 Tests: upgrade-all-security
-Depends: @, @builddeps@, debootstrap, distro-info
+Depends: @, @builddeps@, apt, debootstrap, distro-info
 Restrictions: needs-root, build-needed, skippable
 
 Tests: upgrade-between-snapshots
 Restrictions: needs-root, build-needed, flaky, skippable
-Depends: @, @builddeps@, debootstrap
+Depends: @, @builddeps@, apt, debootstrap
 
 Tests: kernel-patterns
-Depends: @, @builddeps@
+Depends: @, @builddeps@, apt
 Restrictions: build-needed, allow-stderr
diff -Nru unattended-upgrades-2.3ubuntu0.2/test/Makefile unattended-upgrades-2.3ubuntu0.3/test/Makefile
--- unattended-upgrades-2.3ubuntu0.2/test/Makefile	2022-04-25 15:42:11.000000000 +0200
+++ unattended-upgrades-2.3ubuntu0.3/test/Makefile	2022-05-19 19:38:48.000000000 +0200
@@ -6,12 +6,17 @@
 	$(MAKE) -C packages
 
 check: test-packages
+	# Between the two invocations of the test files (one with python and
+	# the second using python-coverage), we remove the content of
+	# __pycache__ to address the following bug:
+	# https://bugs.launchpad.net/ubuntu/bionic/+source/unattended-upgrades/+bug/1974223
 	set -e; \
 	find . -name 'test_*.py' | \
 	while read file; do \
 	    if [ -x $$file ]; then \
 		echo "Running $$file with python3"; \
 	    	python3 $$file 2>&1; \
+		rm -rf __pycache__ ; \
 		echo "Running $$file with python3-coverage"; \
 		python3 -m coverage run -a $$file 2>&1; \
 	    fi \
diff -Nru unattended-upgrades-2.3ubuntu0.2/test/test_remove_unused.py unattended-upgrades-2.3ubuntu0.3/test/test_remove_unused.py
--- unattended-upgrades-2.3ubuntu0.2/test/test_remove_unused.py	2022-04-25 15:42:11.000000000 +0200
+++ unattended-upgrades-2.3ubuntu0.3/test/test_remove_unused.py	2022-05-19 19:38:48.000000000 +0200
@@ -52,7 +52,17 @@
 Package: linux-image-4.05.0-1021-kvm
 Status: install ok installed
 Architecture: all
-Version: 1.0
+Version: 1.21
+
+Package: linux-image-4.05.0-1022-kvm
+Status: install ok installed
+Architecture: all
+Version: 1.22
+
+Package: linux-image-4.05.0-1023-kvm
+Status: install ok installed
+Architecture: all
+Version: 1.23
 
 Package: z-package
 Status: install ok installed