diff --git a/src/pretix/api/serializers/exporters.py b/src/pretix/api/serializers/exporters.py
index c1f7f9a523..81287a6df4 100644
--- a/src/pretix/api/serializers/exporters.py
+++ b/src/pretix/api/serializers/exporters.py
@@ -51,7 +51,6 @@ simple_mappings = (
     (forms.EmailField, serializers.EmailField, ()),
     (forms.UUIDField, serializers.UUIDField, ()),
     (forms.URLField, serializers.URLField, ()),
-    (forms.NullBooleanField, serializers.NullBooleanField, ()),
     (forms.BooleanField, serializers.BooleanField, ()),
 )
 
@@ -108,6 +107,12 @@ class JobRunSerializer(serializers.Serializer):
                     )
                     break
 
+            if isinstance(v, forms.NullBooleanField):
+                self.fields[k] = serializers.BooleanField(
+                    required=v.required,
+                    allow_null=True,
+                    validators=v.validators,
+                )
             if isinstance(v, forms.ModelMultipleChoiceField):
                 self.fields[k] = PrimaryKeyRelatedField(
                     queryset=v.queryset,
diff --git a/src/setup.py b/src/setup.py
index ed55e3639e..4211c0b56c 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -188,7 +188,7 @@ setup(
         'django-redis==5.0.*',
         'django-scopes==1.2.*',
         'django-statici18n==2.3.*',
-        'djangorestframework==3.13.*',
+        'djangorestframework==3.14.*',
         'dnspython<2.0',  # do not upgrade, causes issues with eventlet / gunicorn 19 and we cannot upgrade gunicorn right now
         'drf_ujson2==1.6.*',
         'isoweek',