diff --git a/.builds/py311-alpine.yml b/.builds/py311-alpine.yml
index 3ea2d5f..11febef 100644
--- a/.builds/py311-alpine.yml
+++ b/.builds/py311-alpine.yml
@@ -26,15 +26,9 @@ tasks:
   - tox-sqlite: |
       cd django-afip
       tox -e sqlite
-  - tox-django42-mariadb: |
-      cd django-afip
-      tox -e django42-mysql
   - tox-django50-mariadb: |
       cd django-afip
       tox -e django50-mysql
-  - tox-django42-postgres: |
-      cd django-afip
-      tox -e django42-postgres
   - tox-django50-postgres: |
       cd django-afip
       tox -e django50-postgres
diff --git a/.builds/py312+live-alpine.yml b/.builds/py312+live-alpine.yml
index f29783c..f4110ba 100644
--- a/.builds/py312+live-alpine.yml
+++ b/.builds/py312+live-alpine.yml
@@ -26,15 +26,9 @@ tasks:
   - tox-sqlite: |
       cd django-afip
       tox -e sqlite
-  - tox-django42-mariadb: |
-      cd django-afip
-      tox -e django42-mysql
   - tox-django50-mariadb: |
       cd django-afip
       tox -e django50-mysql
-  - tox-django42-postgres: |
-      cd django-afip
-      tox -e django42-postgres
   - tox-django50-postgres: |
       cd django-afip
       tox -e django50-postgres
diff --git a/django_afip/migrations/0011_receiptentry_discount_and_more.py b/django_afip/migrations/0011_receiptentry_discount_and_more.py
index dfacb00..c12e3a3 100644
--- a/django_afip/migrations/0011_receiptentry_discount_and_more.py
+++ b/django_afip/migrations/0011_receiptentry_discount_and_more.py
@@ -29,14 +29,14 @@ class Migration(migrations.Migration):
         migrations.AddConstraint(
             model_name="receiptentry",
             constraint=models.CheckConstraint(
-                check=models.Q(("discount__gte", Decimal("0.0"))),
+                condition=models.Q(("discount__gte", Decimal("0.0"))),
                 name="discount_positive_value",
             ),
         ),
         migrations.AddConstraint(
             model_name="receiptentry",
             constraint=models.CheckConstraint(
-                check=models.Q(
+                condition=models.Q(
                     (
                         "discount__lte",
                         django.db.models.expressions.CombinedExpression(
diff --git a/django_afip/models.py b/django_afip/models.py
index 4b5e87e..c45a311 100644
--- a/django_afip/models.py
+++ b/django_afip/models.py
@@ -1693,10 +1693,11 @@ class Meta:
         verbose_name_plural = _("receipt entries")
         constraints = (
             CheckConstraint(
-                check=Q(discount__gte=Decimal("0.0")), name="discount_positive_value"
+                condition=Q(discount__gte=Decimal("0.0")),
+                name="discount_positive_value",
             ),
             CheckConstraint(
-                check=Q(discount__lte=F("quantity") * F("unit_price")),
+                condition=Q(discount__lte=F("quantity") * F("unit_price")),
                 name="discount_less_than_total",
             ),
         )
diff --git a/docs/changelog.rst b/docs/changelog.rst
index 045d811..932123c 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -21,6 +21,7 @@ Any breaking changes which require intervention will be mentioned here.
 - Extend supported versions of ``django-renderpdf``, ``qrcode`` and
   ``cryptography``.
 - Drop support for Python 3.9.
+* Dropped support for Django 4.2.
 
 13.2.2
 ------
diff --git a/pyproject.toml b/pyproject.toml
index e7d4b10..c2e7925 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,6 @@ classifiers = [
   "Development Status :: 6 - Mature",
   "Environment :: Web Environment",
   "Framework :: Django",
-  "Framework :: Django :: 4.2",
   "Framework :: Django :: 5.0",
   "Framework :: Django :: 5.1",
   "Framework :: Django :: 5.2",
@@ -30,7 +29,7 @@ classifiers = [
 ]
 dependencies = [
   "cryptography>=3.2,<47",
-  "django>=4.2,<5.3",
+  "django>=5.0,<5.3",
   "django_renderpdf>=6.0.0,<7.0.0",
   "lxml>=3.4.4",
   "pyopenssl>=16.2.0",
diff --git a/tox.ini b/tox.ini
index 92db000..da451fd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,6 @@ extras =
   postgres: postgres
   mysql: mysql
 deps =
-  django42: Django>=4.0,<4.2
   django50: Django>=5.0,<5.1
   django51: Django>=5.1,<5.2
   django52: Django>=5.2,<5.3