diff -pruN 6.0.1-2/debian/.gitignore 6.0.1-3/debian/.gitignore
--- 6.0.1-2/debian/.gitignore	1970-01-01 00:00:00.000000000 +0000
+++ 6.0.1-3/debian/.gitignore	2025-07-12 23:18:59.000000000 +0000
@@ -0,0 +1 @@
+/files
diff -pruN 6.0.1-2/debian/changelog 6.0.1-3/debian/changelog
--- 6.0.1-2/debian/changelog	2025-05-04 16:55:35.000000000 +0000
+++ 6.0.1-3/debian/changelog	2025-07-12 23:18:59.000000000 +0000
@@ -1,3 +1,11 @@
+python-icalendar (6.0.1-3) unstable; urgency=medium
+
+  * Team upload.
+  * Properly drop unnecessary python3-tz dependency (closes: #1104638).
+  * Switch to autopkgtest-pkg-pybuild.
+
+ -- Colin Watson <cjwatson@debian.org>  Sun, 13 Jul 2025 01:18:59 +0200
+
 python-icalendar (6.0.1-2) unstable; urgency=medium
 
   * Team upload.
diff -pruN 6.0.1-2/debian/control 6.0.1-3/debian/control
--- 6.0.1-2/debian/control	2025-05-04 16:45:03.000000000 +0000
+++ 6.0.1-3/debian/control	2025-07-12 23:18:59.000000000 +0000
@@ -20,6 +20,7 @@ Build-Depends:
  python3-hatchling,
  python3-hypothesis,
  python3-pytest,
+ python3-pytz,
  python3-sphinx,
  python3-sphinx-copybutton,
  python3-sphinx-rtd-theme,
@@ -29,7 +30,7 @@ Homepage: https://icalendar.readthedocs.
 Vcs-Git: https://salsa.debian.org/python-team/packages/python-icalendar.git
 Vcs-Browser: https://salsa.debian.org/python-team/packages/python-icalendar
 Rules-Requires-Root: no
-Testsuite: autopkgtest-pkg-python
+Testsuite: autopkgtest-pkg-pybuild
 
 Package: python-icalendar-doc
 Architecture: all
@@ -50,7 +51,6 @@ Package: python3-icalendar
 Architecture: all
 Depends:
  python3-dateutil,
- python3-tz,
  ${misc:Depends},
  ${python3:Depends},
  ${shlibs:Depends},
diff -pruN 6.0.1-2/debian/rules 6.0.1-3/debian/rules
--- 6.0.1-2/debian/rules	2025-05-04 16:52:45.000000000 +0000
+++ 6.0.1-3/debian/rules	2025-07-12 23:18:59.000000000 +0000
@@ -14,7 +14,8 @@ export PYBUILD_NAME=icalendar
 
 # avoid failing doctest test
 export PYBUILD_TEST_ARGS = \
- --ignore=icalendar/tests/test_with_doctest.py
+ --ignore={dir}/src/icalendar/tests/test_with_doctest.py \
+ {dir}/src
 
 _ENV = \
  PYTHONPATH="$(CURDIR)/debian/python3-icalendar/usr/lib/$(shell py3versions -d)/dist-packages"