diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index accc50c..54d8c3f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,9 +11,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10']
-        django-version: ['3.2', '4.0', '4.1', 'dev']
-
+        python-version: ['3.10', '3.11']
+        django-version: ['4.1', '4.2', 'dev']
+        exclude:
+          - python-version: '3.10'
+            django-version: 'dev'
     services:
       mysql:
         image: mysql:latest
@@ -31,20 +33,19 @@ jobs:
           sudo apt-get -y update
           sudo apt-get install libcups2-dev wamerican
 
-      - uses: actions/checkout@v2
-
+      - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
 
       - name: Get pip cache dir
         id: pip-cache
         run: |
-          echo "::set-output name=dir::$(pip cache dir)"
+          echo "dir=$(pip cache dir)" >>$GITHUB_OUTPUT
 
       - name: Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
           key:
@@ -64,7 +65,7 @@ jobs:
         env:
           DJANGO: ${{ matrix.django-version }}
 
-      - name: Upload coverage
-        uses: codecov/codecov-action@v1
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
         with:
           name: Python ${{ matrix.python-version }}
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3d09a4e..718de57 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -10,10 +10,10 @@ repos:
           - "-x *test*.py"
 
   - repo: https://github.com/psf/black
-    rev: 23.1.0
+    rev: 23.3.0
     hooks:
       - id: black
-        language_version: python3.9
+        language_version: python3.10
 
   - repo: https://github.com/pycqa/flake8
     rev: 6.0.0
@@ -42,7 +42,7 @@ repos:
       - id: detect-private-key
 
   - repo: https://github.com/adrienverge/yamllint
-    rev: v1.30.0
+    rev: v1.31.0
     hooks:
       - id: yamllint
         args:
diff --git a/VERSION b/VERSION
deleted file mode 100644
index 7ac4e5e..0000000
--- a/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-0.1.13
diff --git a/edc_pharmacy/admin/dispensing_history_admin.py b/edc_pharmacy/admin/dispensing_history_admin.py
index 37c5f91..5311b42 100644
--- a/edc_pharmacy/admin/dispensing_history_admin.py
+++ b/edc_pharmacy/admin/dispensing_history_admin.py
@@ -13,7 +13,6 @@
 
 @admin.register(DispensingHistory, site=edc_pharmacy_admin)
 class DispensingHistoryAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     form = DispensingHistoryForm
 
     fieldsets = (
diff --git a/edc_pharmacy/admin/dosage_guideline_admin.py b/edc_pharmacy/admin/dosage_guideline_admin.py
index 4023861..7dcafc1 100644
--- a/edc_pharmacy/admin/dosage_guideline_admin.py
+++ b/edc_pharmacy/admin/dosage_guideline_admin.py
@@ -11,7 +11,6 @@
 
 @admin.register(DosageGuideline, site=edc_pharmacy_admin)
 class DosageGuidelineAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     autocomplete_fields = ["medication"]
diff --git a/edc_pharmacy/admin/formulation_admin.py b/edc_pharmacy/admin/formulation_admin.py
index eedf58c..5e0744b 100644
--- a/edc_pharmacy/admin/formulation_admin.py
+++ b/edc_pharmacy/admin/formulation_admin.py
@@ -11,7 +11,6 @@
 
 @admin.register(Formulation, site=edc_pharmacy_admin)
 class FormulationAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     autocomplete_fields = ["medication"]
diff --git a/edc_pharmacy/admin/labels_admin.py b/edc_pharmacy/admin/labels_admin.py
index 5493979..9ffaf29 100644
--- a/edc_pharmacy/admin/labels_admin.py
+++ b/edc_pharmacy/admin/labels_admin.py
@@ -10,7 +10,6 @@
 
 @admin.register(Labels, site=edc_pharmacy_admin)
 class LabelsAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = LabelsForm
diff --git a/edc_pharmacy/admin/list_filters.py b/edc_pharmacy/admin/list_filters.py
index 4864b68..c51709c 100644
--- a/edc_pharmacy/admin/list_filters.py
+++ b/edc_pharmacy/admin/list_filters.py
@@ -5,7 +5,6 @@
 
 
 class MedicationsListFilter(SimpleListFilter):
-
     title = "Medication"
     parameter_name = "medication_name"
 
diff --git a/edc_pharmacy/admin/medication_admin.py b/edc_pharmacy/admin/medication_admin.py
index 01c54ef..3ebed39 100644
--- a/edc_pharmacy/admin/medication_admin.py
+++ b/edc_pharmacy/admin/medication_admin.py
@@ -11,7 +11,6 @@
 
 @admin.register(Medication, site=edc_pharmacy_admin)
 class MedicationAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = MedicationForm
diff --git a/edc_pharmacy/admin/medication_lot_admin.py b/edc_pharmacy/admin/medication_lot_admin.py
index cb002c3..4c1189d 100644
--- a/edc_pharmacy/admin/medication_lot_admin.py
+++ b/edc_pharmacy/admin/medication_lot_admin.py
@@ -11,7 +11,6 @@
 
 @admin.register(MedicationLot, site=edc_pharmacy_admin)
 class MedicationLotAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = MedicationLotForm
diff --git a/edc_pharmacy/admin/order_admin.py b/edc_pharmacy/admin/order_admin.py
index 0433d0c..d5c4cd9 100644
--- a/edc_pharmacy/admin/order_admin.py
+++ b/edc_pharmacy/admin/order_admin.py
@@ -8,7 +8,6 @@
 
 @admin.register(Order, site=edc_pharmacy_admin)
 class OrderAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     # autocomplete_fields = (
diff --git a/edc_pharmacy/admin/product_admin.py b/edc_pharmacy/admin/product_admin.py
index 1078044..6fccc54 100644
--- a/edc_pharmacy/admin/product_admin.py
+++ b/edc_pharmacy/admin/product_admin.py
@@ -9,7 +9,6 @@
 
 @admin.register(Product, site=edc_pharmacy_admin)
 class ProductAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = ProductForm
diff --git a/edc_pharmacy/admin/return_history_admin.py b/edc_pharmacy/admin/return_history_admin.py
index 9b79729..44829bc 100644
--- a/edc_pharmacy/admin/return_history_admin.py
+++ b/edc_pharmacy/admin/return_history_admin.py
@@ -13,7 +13,6 @@
 
 @admin.register(ReturnHistory, site=edc_pharmacy_admin)
 class ReturnHistoryAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     form = ReturnHistoryForm
 
     fieldsets = (
diff --git a/edc_pharmacy/admin/rx_admin.py b/edc_pharmacy/admin/rx_admin.py
index 3db0405..0477229 100644
--- a/edc_pharmacy/admin/rx_admin.py
+++ b/edc_pharmacy/admin/rx_admin.py
@@ -12,7 +12,6 @@
 
 @admin.register(Rx, site=edc_pharmacy_admin)
 class RxAdmin(ModelAdminSubjectDashboardMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = RxForm
diff --git a/edc_pharmacy/admin/rx_refill_admin.py b/edc_pharmacy/admin/rx_refill_admin.py
index 4f76573..f74235a 100644
--- a/edc_pharmacy/admin/rx_refill_admin.py
+++ b/edc_pharmacy/admin/rx_refill_admin.py
@@ -19,7 +19,6 @@
 
 @admin.register(RxRefill, site=edc_pharmacy_admin)
 class RxRefillAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     ordering: Tuple[str, ...] = ("refill_start_datetime",)
@@ -210,7 +209,6 @@ def get_subject_dashboard_url_kwargs(self, obj):
 
 
 class RxRefillInlineAdmin(admin.StackedInline):
-
     form = RxRefillForm
 
     model = RxRefill
diff --git a/edc_pharmacy/admin/stock_admin.py b/edc_pharmacy/admin/stock_admin.py
index e36d459..e25d692 100644
--- a/edc_pharmacy/admin/stock_admin.py
+++ b/edc_pharmacy/admin/stock_admin.py
@@ -9,7 +9,6 @@
 
 @admin.register(Stock, site=edc_pharmacy_admin)
 class StockAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = StockForm
diff --git a/edc_pharmacy/admin/stock_create_labels_admin.py b/edc_pharmacy/admin/stock_create_labels_admin.py
index 2b1d890..8ce34d4 100644
--- a/edc_pharmacy/admin/stock_create_labels_admin.py
+++ b/edc_pharmacy/admin/stock_create_labels_admin.py
@@ -10,7 +10,6 @@
 
 @admin.register(StockCreateLabels, site=edc_pharmacy_admin)
 class StockCreateLabelsAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = StockCreateLabelsForm
diff --git a/edc_pharmacy/admin/stock_receiving_admin.py b/edc_pharmacy/admin/stock_receiving_admin.py
index aaf2ca5..0f8cd43 100644
--- a/edc_pharmacy/admin/stock_receiving_admin.py
+++ b/edc_pharmacy/admin/stock_receiving_admin.py
@@ -9,7 +9,6 @@
 
 @admin.register(StockReceiving, site=edc_pharmacy_admin)
 class StockReceivingAdmin(ModelAdminMixin, admin.ModelAdmin):
-
     show_object_tools = True
 
     form = StockReceivingForm
diff --git a/edc_pharmacy/approve_prescription.py b/edc_pharmacy/approve_prescription.py
index 712037f..c99ac15 100644
--- a/edc_pharmacy/approve_prescription.py
+++ b/edc_pharmacy/approve_prescription.py
@@ -3,7 +3,6 @@ class PrescriptionApprovalValidatorError(Exception):
 
 
 class ApprovePrescription:
-
     prescription_model = "edc_pharmacy.rx"
 
     def __init__(self, rx_model_obj=None):
diff --git a/edc_pharmacy/dosage_calculator.py b/edc_pharmacy/dosage_calculator.py
index c3b06e8..9ef2cc8 100644
--- a/edc_pharmacy/dosage_calculator.py
+++ b/edc_pharmacy/dosage_calculator.py
@@ -13,7 +13,6 @@ def __init__(
         formulation: Optional[Any] = None,
         weight_in_kgs: Optional[Union[float, Decimal]] = None,
     ) -> None:
-
         self.dosage_guideline = dosage_guideline
         self.formulation = formulation
         if formulation.medication != dosage_guideline.medication:
diff --git a/edc_pharmacy/forms/crf/study_medication_modelform_mixin.py b/edc_pharmacy/forms/crf/study_medication_modelform_mixin.py
index 29bc07f..0ee5ea4 100644
--- a/edc_pharmacy/forms/crf/study_medication_modelform_mixin.py
+++ b/edc_pharmacy/forms/crf/study_medication_modelform_mixin.py
@@ -4,7 +4,6 @@
 
 
 class StudyMedicationModelFormMixin:
-
     form_validator_cls = StudyMedicationFormValidator
 
     def clean(self):
diff --git a/edc_pharmacy/forms/dispensing_history_form.py b/edc_pharmacy/forms/dispensing_history_form.py
index 696aa42..c244130 100644
--- a/edc_pharmacy/forms/dispensing_history_form.py
+++ b/edc_pharmacy/forms/dispensing_history_form.py
@@ -21,7 +21,6 @@ class Meta:
 
 
 class DispensingHistoryReadonlyForm(forms.ModelForm):
-
     count = forms.DecimalField(
         label="Count", widget=forms.TextInput(attrs={"readonly": "readonly"})
     )
diff --git a/edc_pharmacy/migrations/0001_initial.py b/edc_pharmacy/migrations/0001_initial.py
index b0fbc7b..797679b 100644
--- a/edc_pharmacy/migrations/0001_initial.py
+++ b/edc_pharmacy/migrations/0001_initial.py
@@ -31,7 +31,6 @@
 
 
 class Migration(migrations.Migration):
-
     initial = True
 
     dependencies = [
diff --git a/edc_pharmacy/migrations/0002_alter_medication_unique_together.py b/edc_pharmacy/migrations/0002_alter_medication_unique_together.py
index c8b3cb3..27fe18b 100644
--- a/edc_pharmacy/migrations/0002_alter_medication_unique_together.py
+++ b/edc_pharmacy/migrations/0002_alter_medication_unique_together.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0001_initial"),
     ]
diff --git a/edc_pharmacy/migrations/0003_alter_rxrefill_unique_together.py b/edc_pharmacy/migrations/0003_alter_rxrefill_unique_together.py
index 532e72b..cd55630 100644
--- a/edc_pharmacy/migrations/0003_alter_rxrefill_unique_together.py
+++ b/edc_pharmacy/migrations/0003_alter_rxrefill_unique_together.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0002_alter_medication_unique_together"),
     ]
diff --git a/edc_pharmacy/migrations/0004_auto_20220414_1741.py b/edc_pharmacy/migrations/0004_auto_20220414_1741.py
index b379234..9291ece 100644
--- a/edc_pharmacy/migrations/0004_auto_20220414_1741.py
+++ b/edc_pharmacy/migrations/0004_auto_20220414_1741.py
@@ -6,7 +6,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0003_alter_rxrefill_unique_together"),
     ]
diff --git a/edc_pharmacy/migrations/0005_alter_rx_managers.py b/edc_pharmacy/migrations/0005_alter_rx_managers.py
index ba5e516..0d1fe03 100644
--- a/edc_pharmacy/migrations/0005_alter_rx_managers.py
+++ b/edc_pharmacy/migrations/0005_alter_rx_managers.py
@@ -6,7 +6,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0004_auto_20220414_1741"),
     ]
diff --git a/edc_pharmacy/migrations/0006_historicalrxrefill_roundup_divisible_by_and_more.py b/edc_pharmacy/migrations/0006_historicalrxrefill_roundup_divisible_by_and_more.py
index fef3199..005a0f9 100644
--- a/edc_pharmacy/migrations/0006_historicalrxrefill_roundup_divisible_by_and_more.py
+++ b/edc_pharmacy/migrations/0006_historicalrxrefill_roundup_divisible_by_and_more.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0005_alter_rx_managers"),
     ]
diff --git a/edc_pharmacy/migrations/0007_auto_20220704_1841.py b/edc_pharmacy/migrations/0007_auto_20220704_1841.py
index 1986e4e..ee9588e 100644
--- a/edc_pharmacy/migrations/0007_auto_20220704_1841.py
+++ b/edc_pharmacy/migrations/0007_auto_20220704_1841.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0006_historicalrxrefill_roundup_divisible_by_and_more"),
     ]
diff --git a/edc_pharmacy/migrations/0008_auto_20220706_2324.py b/edc_pharmacy/migrations/0008_auto_20220706_2324.py
index dd61980..b6b4f08 100644
--- a/edc_pharmacy/migrations/0008_auto_20220706_2324.py
+++ b/edc_pharmacy/migrations/0008_auto_20220706_2324.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0007_auto_20220704_1841"),
     ]
diff --git a/edc_pharmacy/migrations/0009_auto_20220708_0805.py b/edc_pharmacy/migrations/0009_auto_20220708_0805.py
index 00a5d50..f565cb6 100644
--- a/edc_pharmacy/migrations/0009_auto_20220708_0805.py
+++ b/edc_pharmacy/migrations/0009_auto_20220708_0805.py
@@ -19,7 +19,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
         ("sites", "0002_alter_domain_unique"),
diff --git a/edc_pharmacy/migrations/0010_auto_20220708_0813.py b/edc_pharmacy/migrations/0010_auto_20220708_0813.py
index 227f032..7a8e9c4 100644
--- a/edc_pharmacy/migrations/0010_auto_20220708_0813.py
+++ b/edc_pharmacy/migrations/0010_auto_20220708_0813.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0009_auto_20220708_0805"),
     ]
diff --git a/edc_pharmacy/migrations/0011_auto_20220826_0406.py b/edc_pharmacy/migrations/0011_auto_20220826_0406.py
index 1439a0a..c8ec69c 100644
--- a/edc_pharmacy/migrations/0011_auto_20220826_0406.py
+++ b/edc_pharmacy/migrations/0011_auto_20220826_0406.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0010_auto_20220708_0813"),
     ]
diff --git a/edc_pharmacy/migrations/0012_auto_20220907_0157.py b/edc_pharmacy/migrations/0012_auto_20220907_0157.py
index 81b0e07..85adc22 100644
--- a/edc_pharmacy/migrations/0012_auto_20220907_0157.py
+++ b/edc_pharmacy/migrations/0012_auto_20220907_0157.py
@@ -7,7 +7,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0011_auto_20220826_0406"),
     ]
diff --git a/edc_pharmacy/migrations/0013_auto_20220907_0202.py b/edc_pharmacy/migrations/0013_auto_20220907_0202.py
index ed61b1d..43971b4 100644
--- a/edc_pharmacy/migrations/0013_auto_20220907_0202.py
+++ b/edc_pharmacy/migrations/0013_auto_20220907_0202.py
@@ -7,7 +7,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0012_auto_20220907_0157"),
     ]
diff --git a/edc_pharmacy/migrations/0014_auto_20220907_0207.py b/edc_pharmacy/migrations/0014_auto_20220907_0207.py
index 077111c..c095611 100644
--- a/edc_pharmacy/migrations/0014_auto_20220907_0207.py
+++ b/edc_pharmacy/migrations/0014_auto_20220907_0207.py
@@ -4,7 +4,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0013_auto_20220907_0202"),
     ]
diff --git a/edc_pharmacy/migrations/0015_auto_20220913_2139.py b/edc_pharmacy/migrations/0015_auto_20220913_2139.py
index a35790d..144148d 100644
--- a/edc_pharmacy/migrations/0015_auto_20220913_2139.py
+++ b/edc_pharmacy/migrations/0015_auto_20220913_2139.py
@@ -17,7 +17,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
         ("edc_pharmacy", "0014_auto_20220907_0207"),
diff --git a/edc_pharmacy/migrations/0016_auto_20220929_1742.py b/edc_pharmacy/migrations/0016_auto_20220929_1742.py
index 7c0d694..1bdc01e 100644
--- a/edc_pharmacy/migrations/0016_auto_20220929_1742.py
+++ b/edc_pharmacy/migrations/0016_auto_20220929_1742.py
@@ -7,7 +7,6 @@
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ("edc_pharmacy", "0015_auto_20220913_2139"),
     ]
diff --git a/edc_pharmacy/model_mixins/medication_order_model_mixin.py b/edc_pharmacy/model_mixins/medication_order_model_mixin.py
index 9c62e5c..4819861 100644
--- a/edc_pharmacy/model_mixins/medication_order_model_mixin.py
+++ b/edc_pharmacy/model_mixins/medication_order_model_mixin.py
@@ -3,7 +3,6 @@
 
 
 class MedicationOrderModelMixin(models.Model):
-
     stock = models.ForeignKey(
         "edc_pharmacy.stock",
         null=True,
diff --git a/edc_pharmacy/model_mixins/study_medication_crf_model_mixin.py b/edc_pharmacy/model_mixins/study_medication_crf_model_mixin.py
index 4b37d3d..9590bbb 100644
--- a/edc_pharmacy/model_mixins/study_medication_crf_model_mixin.py
+++ b/edc_pharmacy/model_mixins/study_medication_crf_model_mixin.py
@@ -22,7 +22,6 @@ class StudyMedicationCrfModelMixin(PreviousNextModelMixin, StudyMedicationRefill
     """Declare with field subject_visit using a CRF model mixin"""
 
     def save(self, *args, **kwargs):
-
         if not self.formulation:
             raise StudyMedicationError(
                 f"Formulation cannot be None. Perhaps catch this in the form. See {self}."
diff --git a/edc_pharmacy/model_mixins/study_medication_refill_model_mixin.py b/edc_pharmacy/model_mixins/study_medication_refill_model_mixin.py
index edd25e8..656ea82 100644
--- a/edc_pharmacy/model_mixins/study_medication_refill_model_mixin.py
+++ b/edc_pharmacy/model_mixins/study_medication_refill_model_mixin.py
@@ -7,7 +7,6 @@
 
 
 class StudyMedicationRefillModelMixin(models.Model):
-
     refill = models.CharField(
         verbose_name="Will the subject receive study medication for this visit",
         max_length=15,
diff --git a/edc_pharmacy/models/dispensing_history.py b/edc_pharmacy/models/dispensing_history.py
index 3f036c7..02894f4 100644
--- a/edc_pharmacy/models/dispensing_history.py
+++ b/edc_pharmacy/models/dispensing_history.py
@@ -10,7 +10,6 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
     def get_by_natural_key(self, rx_refill, dispensed_datetime):
diff --git a/edc_pharmacy/models/dosage_guideline.py b/edc_pharmacy/models/dosage_guideline.py
index 0bec60c..ebad542 100644
--- a/edc_pharmacy/models/dosage_guideline.py
+++ b/edc_pharmacy/models/dosage_guideline.py
@@ -9,7 +9,6 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
     def get_by_natural_key(self, medication_name, dose, dose_units, dose_per_kg):
diff --git a/edc_pharmacy/models/formulation.py b/edc_pharmacy/models/formulation.py
index 753c58a..997a000 100644
--- a/edc_pharmacy/models/formulation.py
+++ b/edc_pharmacy/models/formulation.py
@@ -8,7 +8,6 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
     def get_by_natural_key(self, name, strength, units, formulation_type):
@@ -16,7 +15,6 @@ def get_by_natural_key(self, name, strength, units, formulation_type):
 
 
 class Formulation(edc_models.BaseUuidModel):
-
     medication = models.ForeignKey(Medication, on_delete=PROTECT, null=True, blank=False)
 
     strength = models.DecimalField(max_digits=6, decimal_places=1)
diff --git a/edc_pharmacy/models/medication.py b/edc_pharmacy/models/medication.py
index 2e6e636..60ba82b 100644
--- a/edc_pharmacy/models/medication.py
+++ b/edc_pharmacy/models/medication.py
@@ -3,7 +3,6 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
     def get_by_natural_key(self, name):
@@ -11,7 +10,6 @@ def get_by_natural_key(self, name):
 
 
 class Medication(edc_models.BaseUuidModel):
-
     name = models.CharField(max_length=35, unique=True)
 
     display_name = models.CharField(max_length=50, unique=True)
diff --git a/edc_pharmacy/models/medication_lot.py b/edc_pharmacy/models/medication_lot.py
index a7a39a4..fe90a4c 100644
--- a/edc_pharmacy/models/medication_lot.py
+++ b/edc_pharmacy/models/medication_lot.py
@@ -7,12 +7,10 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
 
 class MedicationLot(BaseUuidModel):
-
     lot_no = models.CharField(max_length=50, unique=True)
 
     assignment = EncryptedCharField(null=True)
diff --git a/edc_pharmacy/models/order.py b/edc_pharmacy/models/order.py
index c43b991..8d204dd 100644
--- a/edc_pharmacy/models/order.py
+++ b/edc_pharmacy/models/order.py
@@ -7,12 +7,10 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
 
 class Order(NonUniqueSubjectIdentifierFieldMixin, BaseUuidModel):
-
     order_datetime = models.DateTimeField(verbose_name="Order date/time")
 
     product = models.ForeignKey(Product, on_delete=PROTECT)
diff --git a/edc_pharmacy/models/product.py b/edc_pharmacy/models/product.py
index b093674..f93e4e0 100644
--- a/edc_pharmacy/models/product.py
+++ b/edc_pharmacy/models/product.py
@@ -11,12 +11,10 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
 
 class Product(SiteModelMixin, edc_models.BaseUuidModel):
-
     product_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     name = models.CharField(max_length=250, unique=True, editable=False)
diff --git a/edc_pharmacy/models/return_history.py b/edc_pharmacy/models/return_history.py
index d9b40c1..f73b201 100644
--- a/edc_pharmacy/models/return_history.py
+++ b/edc_pharmacy/models/return_history.py
@@ -11,7 +11,6 @@ class ReturnError(Exception):
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
     def get_by_natural_key(self, prescription_item, return_datetime):
@@ -19,7 +18,6 @@ def get_by_natural_key(self, prescription_item, return_datetime):
 
 
 class ReturnHistory(edc_models.BaseUuidModel):
-
     rx_refill = models.ForeignKey(RxRefill, on_delete=PROTECT)
 
     return_datetime = models.DateTimeField(default=get_utcnow)
diff --git a/edc_pharmacy/models/rx_refill.py b/edc_pharmacy/models/rx_refill.py
index 85cd65b..bf1c7b8 100644
--- a/edc_pharmacy/models/rx_refill.py
+++ b/edc_pharmacy/models/rx_refill.py
@@ -18,7 +18,6 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
     def get_by_natural_key(self, prescription, medication, refill_start_datetime):
@@ -31,7 +30,6 @@ class RxRefill(
     SiteModelMixin,
     edc_models.BaseUuidModel,
 ):
-
     rx = models.ForeignKey(Rx, on_delete=PROTECT)
 
     refill_identifier = models.CharField(max_length=36, default=uuid4, editable=False)
diff --git a/edc_pharmacy/models/stock.py b/edc_pharmacy/models/stock.py
index f77929a..92794eb 100644
--- a/edc_pharmacy/models/stock.py
+++ b/edc_pharmacy/models/stock.py
@@ -9,12 +9,10 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
 
 class Stock(SiteModelMixin, edc_models.BaseUuidModel):
-
     stock_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     product = models.ForeignKey(Product, on_delete=PROTECT)
diff --git a/edc_pharmacy/models/stock_create_labels.py b/edc_pharmacy/models/stock_create_labels.py
index d8f18dc..04b061e 100644
--- a/edc_pharmacy/models/stock_create_labels.py
+++ b/edc_pharmacy/models/stock_create_labels.py
@@ -8,12 +8,10 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
 
 class StockCreateLabels(edc_models.BaseUuidModel):
-
     product = models.ForeignKey(Product, on_delete=PROTECT)
 
     qty = models.IntegerField(verbose_name="Number of labels to print")
@@ -35,7 +33,6 @@ class Meta(edc_models.BaseUuidModel.Meta):
 
 
 class Labels(edc_models.BaseUuidModel):
-
     stock_create_labels = models.ForeignKey(StockCreateLabels, on_delete=PROTECT)
 
     stock_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
diff --git a/edc_pharmacy/models/stock_receiving.py b/edc_pharmacy/models/stock_receiving.py
index a42f1d7..151b790 100644
--- a/edc_pharmacy/models/stock_receiving.py
+++ b/edc_pharmacy/models/stock_receiving.py
@@ -6,12 +6,10 @@
 
 
 class Manager(models.Manager):
-
     use_in_migrations = True
 
 
 class StockReceiving(edc_models.BaseUuidModel):
-
     product = models.ForeignKey(Product, on_delete=PROTECT)
 
     qty = models.IntegerField()
diff --git a/edc_pharmacy/models/storage/box.py b/edc_pharmacy/models/storage/box.py
index df9117f..b2b609d 100644
--- a/edc_pharmacy/models/storage/box.py
+++ b/edc_pharmacy/models/storage/box.py
@@ -8,7 +8,6 @@
 
 
 class Box(BaseUuidModel):
-
     box_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     box_datetime = models.DateTimeField(default=get_utcnow)
diff --git a/edc_pharmacy/models/storage/items/container_model_mixin.py b/edc_pharmacy/models/storage/items/container_model_mixin.py
index 55a9679..ae5b0e6 100644
--- a/edc_pharmacy/models/storage/items/container_model_mixin.py
+++ b/edc_pharmacy/models/storage/items/container_model_mixin.py
@@ -8,7 +8,6 @@
 
 
 class ContainerModelMixin(models.Model):
-
     container_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     container_datetime = models.DateTimeField(default=get_utcnow)
diff --git a/edc_pharmacy/models/storage/items/pill_bottle_model_mixin.py b/edc_pharmacy/models/storage/items/pill_bottle_model_mixin.py
index 13315b9..103a5a9 100644
--- a/edc_pharmacy/models/storage/items/pill_bottle_model_mixin.py
+++ b/edc_pharmacy/models/storage/items/pill_bottle_model_mixin.py
@@ -11,7 +11,6 @@ class PillBottleError(Exception):
 
 
 class PillBottleModelMixin(ContainerModelMixin, BaseUuidModel):
-
     formulation = models.ForeignKey(Formulation, on_delete=models.PROTECT, blank=True)
 
     medication_lot = models.ForeignKey(MedicationLot, on_delete=models.PROTECT)
diff --git a/edc_pharmacy/models/storage/items/subject_pill_bottle.py b/edc_pharmacy/models/storage/items/subject_pill_bottle.py
index 111d541..c6646aa 100644
--- a/edc_pharmacy/models/storage/items/subject_pill_bottle.py
+++ b/edc_pharmacy/models/storage/items/subject_pill_bottle.py
@@ -5,7 +5,6 @@
 
 
 class SubjectPillBottle(PillBottleModelMixin):
-
     rando_sid = models.CharField(max_length=25)
 
     subject_identifier = models.CharField(max_length=50, null=True)
diff --git a/edc_pharmacy/models/storage/location.py b/edc_pharmacy/models/storage/location.py
index 98447b1..d8d225d 100644
--- a/edc_pharmacy/models/storage/location.py
+++ b/edc_pharmacy/models/storage/location.py
@@ -6,7 +6,6 @@
 
 
 class Location(BaseUuidModel):
-
     location_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     location_datetime = models.DateTimeField(default=get_utcnow)
diff --git a/edc_pharmacy/models/storage/room.py b/edc_pharmacy/models/storage/room.py
index f176d67..0b2f3b9 100644
--- a/edc_pharmacy/models/storage/room.py
+++ b/edc_pharmacy/models/storage/room.py
@@ -8,7 +8,6 @@
 
 
 class Room(BaseUuidModel):
-
     room_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     room_datetime = models.DateTimeField(default=get_utcnow)
diff --git a/edc_pharmacy/models/storage/shelf.py b/edc_pharmacy/models/storage/shelf.py
index 301315f..3a86677 100644
--- a/edc_pharmacy/models/storage/shelf.py
+++ b/edc_pharmacy/models/storage/shelf.py
@@ -8,7 +8,6 @@
 
 
 class Shelf(BaseUuidModel):
-
     shelf_identifier = models.CharField(max_length=36, default=uuid4, unique=True)
 
     shelf_datetime = models.DateTimeField(default=get_utcnow)
diff --git a/edc_pharmacy/tests/forms.py b/edc_pharmacy/tests/forms.py
index 78e335d..dc7f621 100644
--- a/edc_pharmacy/tests/forms.py
+++ b/edc_pharmacy/tests/forms.py
@@ -14,7 +14,6 @@ def validate_demographics(self) -> None:
 
 
 class StudyMedicationForm(CrfModelFormMixin, forms.ModelForm):
-
     form_validator_cls = StudyMedicationFormValidator
 
     def validate_against_consent(self):
diff --git a/edc_pharmacy/tests/models.py b/edc_pharmacy/tests/models.py
index 9b4c8da..6c169e1 100644
--- a/edc_pharmacy/tests/models.py
+++ b/edc_pharmacy/tests/models.py
@@ -36,7 +36,6 @@ class StudyMedication(
     CrfModelMixin,
     BaseUuidModel,
 ):
-
     subject_visit = models.OneToOneField(SubjectVisit, on_delete=models.PROTECT)
 
     report_datetime = models.DateTimeField(default=get_utcnow)
@@ -55,10 +54,8 @@ class Meta(CrfModelMixin.Meta, BaseUuidModel.Meta):
 
 
 class OnSchedule(SiteModelMixin, OnScheduleModelMixin, BaseUuidModel):
-
     pass
 
 
 class OffSchedule(SiteModelMixin, OffScheduleModelMixin, BaseUuidModel):
-
     pass
diff --git a/edc_pharmacy/tests/tests/test_stock.py b/edc_pharmacy/tests/tests/test_stock.py
index dcb78fe..f52148b 100644
--- a/edc_pharmacy/tests/tests/test_stock.py
+++ b/edc_pharmacy/tests/tests/test_stock.py
@@ -41,7 +41,6 @@ def setUp(self):
         )
 
     def test_build_location(self):
-
         location = Location.objects.create(name="LOCATION_ONE")
         room = Room.objects.create(name="ROOM_ONE", location=location)
         shelf = Shelf.objects.create(name="SHELF_ONE", room=room)
diff --git a/edc_pharmacy/tests/tests/test_study_medication_crf.py b/edc_pharmacy/tests/tests/test_study_medication_crf.py
index 7d8303b..ce53681 100644
--- a/edc_pharmacy/tests/tests/test_study_medication_crf.py
+++ b/edc_pharmacy/tests/tests/test_study_medication_crf.py
@@ -38,7 +38,6 @@
 
 @override_settings(SUBJECT_CONSENT_MODEL="edc_pharmacy.subjectconsent")
 class TestMedicationCrf(TestCase):
-
     helper_cls = Helper
 
     @classmethod
diff --git a/pyproject.toml b/pyproject.toml
index 6f46ae7..23cb86d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,8 @@ exclude_lines = [
 legacy_tox_ini = """
 [tox]
 envlist =
-    py{310,311}-dj{41,dev},
+    py{310}-dj{41,42},
+    py{311}-dj{41,42,dev},
     lint
 
 isolated_build = true
@@ -48,7 +49,8 @@ python =
 
 [gh-actions:env]
 DJANGO =
-    4.1: dj41, lint
+    4.1: dj41
+    4.2: dj42, lint
     dev: djdev
 
 [testenv]
@@ -58,6 +60,7 @@ deps =
     -r https://raw.githubusercontent.com/clinicedc/edc/develop/requirements.tests/edc.txt
     -r https://raw.githubusercontent.com/clinicedc/edc/develop/requirements.tests/third_party_dev.txt
     dj41: Django>=4.1,<4.2
+    dj42: Django>=4.2,<5.0
     djdev: https://github.com/django/django/tarball/main
 
 commands =
diff --git a/setup.cfg b/setup.cfg
index ee43924..42c6061 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -12,7 +12,6 @@ keywords = django Edc pharmacy, clinicedc, clinical trials
 classifiers=
     Environment :: Web Environment
     Framework :: Django
-    Framework :: Django :: 4.0
     Framework :: Django :: 4.1
     Intended Audience :: Developers
     Intended Audience :: Science/Research