diff --git a/docs/tutorial-relay.rst b/docs/tutorial-relay.rst
index a27e2555c..bf932993c 100644
--- a/docs/tutorial-relay.rst
+++ b/docs/tutorial-relay.rst
@@ -12,7 +12,7 @@ app <https://github.com/graphql-python/graphene-django/tree/master/examples/cook
 A good idea is to check the following things first:
 
 * `Graphene Relay documentation <http://docs.graphene-python.org/en/latest/relay/>`__
-* `GraphQL Relay Specification <https://facebook.github.io/relay/docs/en/graphql-server-specification.html>`__
+* `GraphQL Relay Specification <https://relay.dev/docs/guides/graphql-server-specification/>`__
 
 Setup the Django project
 ------------------------
diff --git a/graphene_django/__init__.py b/graphene_django/__init__.py
index dab70cec2..8dd3dd2f4 100644
--- a/graphene_django/__init__.py
+++ b/graphene_django/__init__.py
@@ -1,7 +1,7 @@
 from .fields import DjangoConnectionField, DjangoListField
 from .types import DjangoObjectType
 
-__version__ = "3.1.2"
+__version__ = "3.1.3"
 
 __all__ = [
     "__version__",
diff --git a/graphene_django/compat.py b/graphene_django/compat.py
index 2fcecf6f7..4b48f0367 100644
--- a/graphene_django/compat.py
+++ b/graphene_django/compat.py
@@ -1,3 +1,9 @@
+# For backwards compatibility, we import JSONField to have it available for import via
+# this compat module (https://github.com/graphql-python/graphene-django/issues/1428).
+# Django's JSONField is available in Django 3.2+ (the minimum version we support)
+from django.db.models import JSONField
+
+
 class MissingType:
     def __init__(self, *args, **kwargs):
         pass