diff --git a/pytest.ini b/pytest.ini
index 37325c4c70..ddf76f09e0 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -15,10 +15,6 @@ markers =
 filterwarnings =
   error
 
-  # NOTE: The following are introduced upgrading python 3.11 to python 3.12
-  # FIXME: Upgrade django-polymorphic https://github.com/jazzband/django-polymorphic/pull/541
-  once:Deprecated call to `pkg_resources.declare_namespace\('sphinxcontrib'\)`.\nImplementing implicit namespace packages \(as specified in PEP 420\) is preferred to `pkg_resources.declare_namespace`.:DeprecationWarning
-
   # FIXME: Upgrade protobuf https://github.com/protocolbuffers/protobuf/issues/15077
   once:Type google._upb._message.* uses PyType_Spec with a metaclass that has custom tp_new:DeprecationWarning
 
diff --git a/requirements/requirements_dev.txt b/requirements/requirements_dev.txt
index 0fb7c21699..3ccd4b4275 100644
--- a/requirements/requirements_dev.txt
+++ b/requirements/requirements_dev.txt
@@ -1,5 +1,4 @@
 build
-coreapi
 django-debug-toolbar==3.2.4
 django-test-migrations
 drf-yasg<1.21.10  # introduces new DeprecationWarning that is turned into error