diff --git a/rest_framework/utils/field_mapping.py b/rest_framework/utils/field_mapping.py
index 6234c68ca..f1305e850 100644
--- a/rest_framework/utils/field_mapping.py
+++ b/rest_framework/utils/field_mapping.py
@@ -209,12 +209,13 @@ def get_field_kwargs(field_name, model_field):
 
     # Ensure that min_length is passed explicitly as a keyword arg,
     # rather than as a validator.
-    min_length = next((
-        validator.limit_value for validator in validator_kwarg
+    min_length, message = next((
+        (validator.limit_value, validator.message) for validator in validator_kwarg
         if isinstance(validator, validators.MinLengthValidator)
-    ), None)
+    ), (None, None))
     if min_length is not None and isinstance(model_field, models.CharField):
         kwargs['min_length'] = min_length
+        kwargs.setdefault('error_messages', {}).update(min_length=message)
         validator_kwarg = [
             validator for validator in validator_kwarg
             if not isinstance(validator, validators.MinLengthValidator)
diff --git a/tests/test_validators.py b/tests/test_validators.py
index 4df0685c4..a008cbc21 100644
--- a/tests/test_validators.py
+++ b/tests/test_validators.py
@@ -631,7 +631,10 @@ class ValidatorMessageTests(TestCase):
 
     def test_min_length_validator_message_is_copied_from_model(self):
         class Review(models.Model):
-            text = models.CharField(max_length=100, validators=[MinLengthValidator(limit_value=5, message='This is too short.')])
+            text = models.CharField(
+                max_length=100,
+                validators=[MinLengthValidator(limit_value=5, message='This is too short.')]
+            )
 
         class ReviewSerializer(serializers.ModelSerializer):
             class Meta: