diff --git a/.zuul.yaml b/.zuul.yaml
index 7ea9f45..d338d2d 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -21,14 +21,9 @@
     nodeset: ubuntu-bionic
 
 - job:
-    name: bindep-ubuntu-focal
+    name: bindep-ubuntu-noble
     parent: bindep-base
-    nodeset: ubuntu-focal
-
-- job:
-    name: bindep-ubuntu-jammy
-    parent: bindep-base
-    nodeset: ubuntu-jammy
+    nodeset: ubuntu-noble
 
 - project:
     vars:
@@ -39,31 +34,25 @@
       jobs:
         - bindep-centos-9-stream
         - bindep-ubuntu-bionic
-        - bindep-ubuntu-focal
-        - bindep-ubuntu-jammy
+        - bindep-ubuntu-noble
         - build-python-release
         - nox-linters
         - nox-py36:
             nodeset: ubuntu-bionic
-        - nox-py310:
-            nodeset: ubuntu-jammy
-        - nox-py311:
-            nodeset: ubuntu-jammy
+        - nox-py312:
+            nodeset: ubuntu-noble
         - nox-cover
     gate:
       jobs:
         - bindep-centos-9-stream
         - bindep-ubuntu-bionic
-        - bindep-ubuntu-focal
-        - bindep-ubuntu-jammy
+        - bindep-ubuntu-noble
         - build-python-release
         - nox-linters
         - nox-py36:
             nodeset: ubuntu-bionic
-        - nox-py310:
-            nodeset: ubuntu-jammy
-        - nox-py311:
-            nodeset: ubuntu-jammy
+        - nox-py312:
+            nodeset: ubuntu-noble
         - nox-cover
     promote:
       jobs:
diff --git a/bindep/tests/bindep.txt b/bindep/tests/bindep.txt
index 68f0f05..1cc2ab0 100644
--- a/bindep/tests/bindep.txt
+++ b/bindep/tests/bindep.txt
@@ -3,7 +3,6 @@
 
 python3-all-dev [platform:dpkg]
 python3-all [platform:dpkg]
-python-all-dev [platform:dpkg]
 python-devel [platform:rpm !platform:centos-8]
 python3-devel [platform:rpm]
 
diff --git a/noxfile.py b/noxfile.py
index 9177c4f..24f82c0 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -3,7 +3,7 @@ import nox
 
 nox.options.error_on_external_run = True
 nox.options.reuse_existing_virtualenvs = True
-nox.options.sessions = ["tests-3", "tests-2.7", "linters"]
+nox.options.sessions = ["tests-3", "linters"]
 
 
 # Note setting python this way seems to give us a target name without
@@ -11,7 +11,7 @@ nox.options.sessions = ["tests-3", "tests-2.7", "linters"]
 # version using --force-python.
 @nox.session(python="3")
 def linters(session):
-    session.install("hacking>=3.2.0,<3.3")
+    session.install("hacking>=7,<8")
     session.run("flake8")
 
 
@@ -36,8 +36,8 @@ def venv(session):
     session.run(*session.posargs)
 
 
-# This will attempt to run python3 and 2.7 tests by default.
-@nox.session(python=["3", "2.7"])
+# This will attempt to run python3 tests by default.
+@nox.session(python=["3"])
 def tests(session):
     session.install("-r", "requirements.txt")
     session.install("-r", "test-requirements.txt")
diff --git a/setup.cfg b/setup.cfg
index 6bb1533..d6c4bdd 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -33,6 +33,8 @@ classifier =
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
+    Programming Language :: Python :: 3.12
+    Programming Language :: Python :: 3.13
     Programming Language :: Python :: Implementation :: CPython
     Topic :: Software Development :: Quality Assurance
     Topic :: Software Development :: Testing
diff --git a/setup.py b/setup.py
index ee06f22..c0a24ea 100755
--- a/setup.py
+++ b/setup.py
@@ -16,14 +16,6 @@
 
 import setuptools
 
-# In python < 2.7.4, a lazy loading of package `pbr` will break
-# setuptools if some other modules registered functions in `atexit`.
-# solution from: http://bugs.python.org/issue15881#msg170215
-try:
-    import multiprocessing  # noqa
-except ImportError:
-    pass
-
 setuptools.setup(
     setup_requires=['pbr'],
     pbr=True)
diff --git a/tox.ini b/tox.ini
index fab83ba..f67045f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,6 @@
 [tox]
 min_version = 3.1
-envlist = py3,py27,pep8
-skipsdist = True
+envlist = py3,pep8
 ignore_basepython_conflict=true
 
 [testenv]
@@ -19,7 +18,7 @@ commands =
 [testenv:pep8]
 basepython = python3
 deps =
-  hacking>=3.2.0,<3.3
+  hacking>=7,<8
 commands = flake8
 
 [testenv:venv]