diff --git a/.github/workflows/ci_workflows.yml b/.github/workflows/ci_workflows.yml
index ea19f6fb..a85d71c9 100644
--- a/.github/workflows/ci_workflows.yml
+++ b/.github/workflows/ci_workflows.yml
@@ -58,19 +58,20 @@ jobs:
         # Test a few configurations on macOS
         - macos: py38-test-pyqt514-all
         - macos: py310-test-pyqt515
-        - macos: py310-test-pyqt64
-        - macos: py311-test-pyqt515
+        - macos: py311-test-pyqt65
+        - macos: py312-test-pyqt67
 
         # Test some configurations on Windows
         - windows: py38-test-pyqt514
         - windows: py310-test-pyqt63
         - windows: py311-test-pyqt65
+        - windows: py312-test-pyqt66
 
         # Test against latest developer versions of some packages
         - linux: py310-test-pyqt515-dev-all
         - linux: py311-test-pyqt64-dev
         - linux: py312-test-pyqt515-dev
-        - linux: py312-test-pyqt66-dev-all
+        - linux: py312-test-pyqt67-dev-all
 
   allowed_failures:
     needs: initial_checks
diff --git a/glue_qt/conftest.py b/glue_qt/conftest.py
index 745d0601..8a19b0c6 100644
--- a/glue_qt/conftest.py
+++ b/glue_qt/conftest.py
@@ -7,7 +7,7 @@
 try:
     from qtpy import PYSIDE2, PYSIDE6
 except Exception:
-    PYSIDE2 = False
+    PYSIDE2 = PYSIDE6 = False
 
 from glue.config import CFG_DIR as CFG_DIR_ORIG
 
@@ -105,7 +105,7 @@ def pytest_unconfigure(config):
         # objgraph.show_most_common_types(limit=100)
 
 
-# With PySide2, tests can fail in a non-deterministic way on a teardown error
+# With PySide2/6, tests can fail in a non-deterministic way on a teardown error
 # or with the following error:
 #
 #   AttributeError: 'PySide2.QtGui.QStandardItem' object has no attribute '...'
diff --git a/tox.ini b/tox.ini
index 0a6021ef..ec08bed2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py{38,39,310,311,312}-{codestyle,test,docs}-{pyqt514,pyqt515,pyside514,pyside515,pyqt63,pyqt64,pyqt65,pyqt63,pyside66}-all-{dev,legacy}
+    py{38,39,310,311,312}-{codestyle,test,docs}-{pyqt514,pyqt515,pyside514,pyside515,pyqt63,pyqt64,pyqt66,pyqt67,pyqt65,pyqt63,pyside66}-all-{dev,legacy}
 requires = pip >= 18.0
            setuptools >= 30.3.0
 
@@ -31,6 +31,8 @@ deps =
     pyqt65: PyQt6==6.5.*
     pyqt66: PyQt6-Qt6==6.6.*
     pyqt66: PyQt6==6.6.*
+    pyqt67: PyQt6-Qt6==6.7.*
+    pyqt67: PyQt6==6.7.*
     pyside514: PySide2==5.14.*
     pyside515: PySide2==5.15.*
     pyside63: PySide6==6.3.*