diff --git a/astroquery/casda/tests/test_casda.py b/astroquery/casda/tests/test_casda.py
index 79870035cc..ccd56fcc7f 100644
--- a/astroquery/casda/tests/test_casda.py
+++ b/astroquery/casda/tests/test_casda.py
@@ -11,10 +11,8 @@
 import astropy.units as u
 from astropy.table import Table, Column
 from astropy.io.votable import parse
-from astropy.io.votable.exceptions import W03, W06, W50
+from astropy.io.votable.exceptions import W03, W50
 from astroquery import log
-from astroquery.utils.commons import ASTROPY_LT_5_3
-from contextlib import nullcontext
 
 import numpy as np
 
@@ -274,10 +272,8 @@ def test_query_region_async_box(patch_get):
 
 
 def test_filter_out_unreleased():
-    # The ``W06: Invalid UCD 'meta.ref.url;meta.curation'`` warning is only raised with older astropy
-    with pytest.warns(W06) if ASTROPY_LT_5_3 else nullcontext():
-        with pytest.warns(W03):
-            all_records = parse(data_path('partial_unreleased.xml'), verify='warn').get_first_table().to_table()
+    with pytest.warns(W03):
+        all_records = parse(data_path('partial_unreleased.xml'), verify='warn').get_first_table().to_table()
     assert all_records[0]['obs_release_date'] == '2017-08-02T03:51:19.728Z'
     assert all_records[1]['obs_release_date'] == '2218-01-02T16:51:00.728Z'
     assert all_records[2]['obs_release_date'] == ''
diff --git a/setup.cfg b/setup.cfg
index 7db77eb3c8..1c1112d300 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -35,7 +35,7 @@ upload-dir = docs/_build/html
 show-response = 1
 
 [tool:pytest]
-minversion = 6.0
+minversion = 7.4
 norecursedirs = build docs/_build astroquery/irsa astroquery/nasa_exoplanet_archive astroquery/ned astroquery/ibe astroquery/irsa_dust astroquery/cds astroquery/sha astroquery/dace
 testpaths = astroquery docs
 doctest_plus = enabled
@@ -89,6 +89,9 @@ filterwarnings =
     ignore: The 'strip_cdata' option of HTMLParser:DeprecationWarning
 # Triggered in mast, likely boto related
     ignore:datetime.datetime.utcnow\(\) is deprecated:DeprecationWarning
+# CoverageWarnings triggered by one of the other plugins(?). Either case, explicitely
+# ignore it here to have passing test for pytest 8.4.
+    ignore:Module astroquery was previously imported, but not measured:coverage.exceptions.CoverageWarning
 
 markers =
     bigdata: marks tests that are expected to trigger a large download (deselect with '-m "not bigdata"')
diff --git a/tox.ini b/tox.ini
index b0fa7a9b44..a4d1afdc5b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -51,9 +51,9 @@ deps =
     oldestdeps: pytest-doctestplus==0.13
     oldestdeps: requests==2.25
     oldestdeps: keyring==15.0
-    oldestdeps: pytest==6.0
+    oldestdeps: pytest==7.4
     oldestdeps: beautifulsoup4==4.9
-    oldestdeps-alldeps: mocpy==0.9
+    oldestdeps-alldeps: mocpy==0.12
     oldestdeps-alldeps: regions==0.5
 
     online: pytest-custom_exit_code