diff --git a/lower-constraints.txt b/lower-constraints.txt
index e55bc0625..e783e2cf5 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -16,9 +16,9 @@ packaging==20.4
 paramiko==2.9.2
 pbr==5.5.1
 psutil==5.8.0
-pytest===6.2.5
-pytest-html==3.1.1
-pytest-xdist==2.2.0
+pytest===7.2.0
+pytest-html==4.1.1
+pytest-xdist==3.5.0
 python-dateutil==2.8.0
 python-designateclient==4.4.0
 python-glanceclient==3.2.2
diff --git a/roles/tobiko-ensure-tox/defaults/main.yaml b/roles/tobiko-ensure-tox/defaults/main.yaml
index c27845ddf..7dba2ba4c 100644
--- a/roles/tobiko-ensure-tox/defaults/main.yaml
+++ b/roles/tobiko-ensure-tox/defaults/main.yaml
@@ -1,5 +1,5 @@
 ---
 
 tox_command: tox
-tox_min_version: 3.8
-tox_max_version: 4.0
+tox_min_version: 4.13
+tox_max_version: null
diff --git a/roles/tobiko-ensure-tox/tasks/tox.yaml b/roles/tobiko-ensure-tox/tasks/tox.yaml
index 527c2795a..8a079da11 100644
--- a/roles/tobiko-ensure-tox/tasks/tox.yaml
+++ b/roles/tobiko-ensure-tox/tasks/tox.yaml
@@ -2,7 +2,8 @@
 
 - name: "ensure Tox is installed"
   command: >
-    {{ python_executable }} -m pip install --user 'tox>={{ tox_min_version }},<{{tox_max_version}}'
+    {{ python_executable }} -m pip install --user
+    'tox>={{ tox_min_version }}{% if tox_max_version is not none %},<={{ tox_max_version }}{% endif %}'
   register: install_tox
   changed_when: "'Successfully installed' in install_tox.stdout"
 
diff --git a/test-requirements.txt b/test-requirements.txt
index 5eb801b74..8da3dbaa5 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,6 +1,6 @@
 # Test cases requirements
 
 mock>=3.0.5                    # BSD
-pytest>=6.2.5                  # MIT
-pytest-html>=3.1.1             # MPL-2.0
-pytest-xdist[psutil]>=2.2.0    # MIT
+pytest>=7.2.0                  # MIT
+pytest-html>=4.1.1             # MIT
+pytest-xdist[psutil]>=3.5.0    # MIT
diff --git a/tobiko/tests/conftest.py b/tobiko/tests/conftest.py
index e2f031e7b..798712568 100644
--- a/tobiko/tests/conftest.py
+++ b/tobiko/tests/conftest.py
@@ -20,8 +20,8 @@ import re
 import subprocess
 
 from oslo_log import log
-from py.xml import html  # pylint: disable=no-name-in-module,import-error
 import pytest
+from pytest_metadata.plugin import metadata_key
 
 import tobiko
 
@@ -42,17 +42,18 @@ def pytest_configure(config):
 
 
 def configure_metadata(config):
+    metadata = config.stash[metadata_key]
     # pylint: disable=protected-access
     from tobiko import version
-    config._metadata["Tobiko Version"] = version.release
+    metadata["Tobiko Version"] = version.release
     git_commit = subprocess.check_output(
         ['git', 'log', '-n', '1'],
         universal_newlines=True).replace('\n', '<br>')
-    config._metadata["Tobiko Git Commit"] = git_commit
+    metadata["Tobiko Git Commit"] = git_commit
     git_release = subprocess.check_output(
         ['git', 'describe', '--tags'],
         universal_newlines=True).replace('\n', '<br>')
-    config._metadata["Tobiko Git Release"] = git_release
+    metadata["Tobiko Git Release"] = git_release
 
 
 def configure_caplog(config):
@@ -140,14 +141,15 @@ def configure_timeout(config):
 
 
 def pytest_html_results_table_header(cells):
-    cells.insert(2, html.th("Description"))
-    cells.insert(1, html.th("Time", class_="sortable time", col="time"))
+    cells.insert(2, '<th>Description</th>')
+    cells.insert(
+        1, '<th class="sortable time" data-column-type="time">Time</th>')
     cells.pop()
 
 
 def pytest_html_results_table_row(report, cells):
-    cells.insert(2, html.td(getattr(report, 'description', '')))
-    cells.insert(1, html.td(datetime.utcnow(), class_="col-time"))
+    cells.insert(2, f'<td>{getattr(report, "description", "")}</td>')
+    cells.insert(1, f'<td class="col-time">{datetime.utcnow()}</td>')
     cells.pop()
 
 
diff --git a/tools/install.py b/tools/install.py
index 490a9fb31..2a3d7688f 100755
--- a/tools/install.py
+++ b/tools/install.py
@@ -29,7 +29,7 @@ from tools import get_version  # noqa
 
 LOG = common.get_logger(__name__)
 
-TOX_VERSION = os.environ.get('TOX_VERSION') or '>=3.8.0'
+TOX_VERSION = os.environ.get('TOX_VERSION') or '>=4.13'
 
 TOX_CONSTRAINTS = (os.environ.get('TOX_CONSTRAINTS') or
                    f"-c{TOP_DIR}/upper-constraints.txt")
diff --git a/tox.ini b/tox.ini
index 9ab79d25d..f113bbf0c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 
 envlist = bindep,linters,py3,lower-constraints,functional
-minversion = 3.8.0
+minversion = 4.13
 
 
 # --- unit test environments -------------------------------------------------
diff --git a/upper-constraints.txt b/upper-constraints.txt
index ea54398f6..470fd6cf3 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -289,7 +289,6 @@ psycopg2===2.9.3
 psycopg2-binary===2.9.3
 ptyprocess===0.7.0
 purestorage===1.19.0
-py===1.11.0
 pyasn1===0.4.8
 pyasn1-modules===0.2.8
 pycadf===3.1.1
@@ -331,11 +330,11 @@ pysmi===0.3.4
 pysnmp===4.4.12
 pyspnego===0.5.0
 pystache===0.6.0
-pytest===7.1.2
-pytest-forked===1.4.0
-pytest-html===3.1.1
-pytest-metadata===2.0.2
-pytest-xdist===2.5.0
+pytest===7.2.2
+pytest-forked===1.6.0
+pytest-html==4.1.1
+pytest-metadata===3.1.1
+pytest-xdist===3.5.0
 python-3parclient===4.2.12
 python-barbicanclient===5.3.0
 python-binary-memcached===0.31.1