diff --git a/requirements.txt b/requirements.txt
index a928d99..bfc8f2f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ PyYaml==5.3
 azure-common==1.1.24
 azure-mgmt-dns==3.0.0
 boto3==1.12.0
-botocore==1.14.13
+botocore==1.15.0
 dnspython==1.16.0
 docutils==0.16
 dyn==1.8.1
diff --git a/tests/test_octodns_provider_route53.py b/tests/test_octodns_provider_route53.py
index 6a079dd..385b82a 100644
--- a/tests/test_octodns_provider_route53.py
+++ b/tests/test_octodns_provider_route53.py
@@ -2026,8 +2026,10 @@ class TestRoute53Provider(TestCase):
         provider = Route53Provider('test', 'abc', '123',
                                    client_max_attempts=42)
         # NOTE: this will break if boto ever changes the impl details...
-        self.assertEquals(42, provider._conn._client_config
-                          .retries['max_attempts'])
+        self.assertEquals({
+            'mode': 'legacy',
+            'total_max_attempts': 43,
+        }, provider._conn._client_config.retries)
 
     def test_data_for_dynamic(self):
         provider = Route53Provider('test', 'abc', '123')