diff --git a/.travis.yml b/.travis.yml
index 58f09adf0..f4c3c18c1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,7 +21,7 @@ cache:
 env:
   global:
     # If changing this number, please also change it in `tests/conftest.py`.
-    - STRIPE_MOCK_VERSION=0.56.0
+    - STRIPE_MOCK_VERSION=0.57.0
 
 before_install:
   # Unpack and start stripe-mock so that the test suite can talk to it
diff --git a/stripe/api_resources/radar/__init__.py b/stripe/api_resources/radar/__init__.py
index 7dc2f7ed2..855c0003e 100644
--- a/stripe/api_resources/radar/__init__.py
+++ b/stripe/api_resources/radar/__init__.py
@@ -2,5 +2,6 @@
 
 # flake8: noqa
 
+from stripe.api_resources.radar.early_fraud_warning import EarlyFraudWarning
 from stripe.api_resources.radar.value_list import ValueList
 from stripe.api_resources.radar.value_list_item import ValueListItem
diff --git a/stripe/api_resources/radar/early_fraud_warning.py b/stripe/api_resources/radar/early_fraud_warning.py
new file mode 100644
index 000000000..019cf1414
--- /dev/null
+++ b/stripe/api_resources/radar/early_fraud_warning.py
@@ -0,0 +1,7 @@
+from __future__ import absolute_import, division, print_function
+
+from stripe.api_resources.abstract import ListableAPIResource
+
+
+class EarlyFraudWarning(ListableAPIResource):
+    OBJECT_NAME = "radar.early_fraud_warning"
diff --git a/stripe/util.py b/stripe/util.py
index 9076fc96d..e1e67b5d0 100644
--- a/stripe/util.py
+++ b/stripe/util.py
@@ -188,6 +188,7 @@ def load_object_classes():
         api_resources.Person.OBJECT_NAME: api_resources.Person,
         api_resources.Plan.OBJECT_NAME: api_resources.Plan,
         api_resources.Product.OBJECT_NAME: api_resources.Product,
+        api_resources.radar.EarlyFraudWarning.OBJECT_NAME: api_resources.radar.EarlyFraudWarning,
         api_resources.radar.ValueList.OBJECT_NAME: api_resources.radar.ValueList,
         api_resources.radar.ValueListItem.OBJECT_NAME: api_resources.radar.ValueListItem,
         api_resources.Recipient.OBJECT_NAME: api_resources.Recipient,
diff --git a/tests/api_resources/radar/test_early_fraud_warning.py b/tests/api_resources/radar/test_early_fraud_warning.py
new file mode 100644
index 000000000..7cd57dc6c
--- /dev/null
+++ b/tests/api_resources/radar/test_early_fraud_warning.py
@@ -0,0 +1,21 @@
+from __future__ import absolute_import, division, print_function
+
+import stripe
+
+
+TEST_RESOURCE_ID = "issfr_123"
+
+
+class TestEarlyFraudWarning(object):
+    def test_is_listable(self, request_mock):
+        resources = stripe.radar.EarlyFraudWarning.list()
+        request_mock.assert_requested("get", "/v1/radar/early_fraud_warnings")
+        assert isinstance(resources.data, list)
+        assert isinstance(resources.data[0], stripe.radar.EarlyFraudWarning)
+
+    def test_is_retrievable(self, request_mock):
+        resource = stripe.radar.EarlyFraudWarning.retrieve(TEST_RESOURCE_ID)
+        request_mock.assert_requested(
+            "get", "/v1/radar/early_fraud_warnings/%s" % TEST_RESOURCE_ID
+        )
+        assert isinstance(resource, stripe.radar.EarlyFraudWarning)
diff --git a/tests/conftest.py b/tests/conftest.py
index a9a362f23..922a5953e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -16,7 +16,7 @@
 
 
 # When changing this number, don't forget to change it in `.travis.yml` too.
-MOCK_MINIMUM_VERSION = "0.56.0"
+MOCK_MINIMUM_VERSION = "0.57.0"
 
 # Starts stripe-mock if an OpenAPI spec override is found in `openapi/`, and
 # otherwise fall back to `STRIPE_MOCK_PORT` or 12111.