diff --git a/.travis.yml b/.travis.yml
index 7debc49e..696295f3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,11 +1,11 @@
 language: python
 python:
   - "2.7"
-  - "3.3"
   - "3.4"
+  - "3.5"
 install:
   - if [[ $TRAVIS_PYTHON_VERSION == 2* ]]; then pip install -r requirements-py2.txt --use-mirrors; fi
-  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then pip install -r requirements-py3.txt --use-mirrors; fi
+  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then pip install -r requirements-py3.txt; fi
   - pip install coveralls
 script:
   - python setup.py test
diff --git a/requirements-py2.txt b/requirements-py2.txt
index f8eacc12..1e194bc0 100644
--- a/requirements-py2.txt
+++ b/requirements-py2.txt
@@ -6,6 +6,6 @@ PyYAML
 requests
 six >= 1.7
 kazoo>=2.2.1
-python-etcd>=0.4.1
+python-etcd==0.4.2
 click>=4.1
 prettytable>=0.7
diff --git a/requirements-py3.txt b/requirements-py3.txt
index 30b5ce96..13c3010c 100644
--- a/requirements-py3.txt
+++ b/requirements-py3.txt
@@ -6,6 +6,6 @@ PyYAML
 requests
 six
 kazoo>=2.2.1
-python-etcd>=0.4.1
+python-etcd==0.4.2
 click>=4.1
 prettytable>=0.7
diff --git a/tests/test_ctl.py b/tests/test_ctl.py
index 0d65a05c..093ead32 100644
--- a/tests/test_ctl.py
+++ b/tests/test_ctl.py
@@ -18,7 +18,7 @@ from patroni.etcd import Etcd, Client
 from test_ha import get_cluster_initialized_without_leader, get_cluster_initialized_with_leader, \
     get_cluster_initialized_with_only_leader, MockPostgresql, MockPatroni, run_async, \
     get_cluster_not_initialized_without_leader
-from test_etcd import etcd_read, etcd_write, requests_get, MockResponse
+from test_etcd import etcd_read, etcd_write, requests_get, socket_getaddrinfo, MockResponse
 from test_postgresql import MockConnect, psycopg2_connect
 
 CONFIG_FILE_PATH = './test-ctl.yaml'
@@ -48,6 +48,7 @@ def test_rw_config():
 @patch('patroni.ctl.load_config', Mock(return_value={'dcs': {'scheme': 'etcd', 'hostname': 'localhost', 'port': 4001}}))
 class TestCtl(unittest.TestCase):
 
+    @patch('socket.getaddrinfo', socket_getaddrinfo)
     @patch.object(Client, 'machines')
     def setUp(self, mock_machines):
         mock_machines.__get__ = Mock(return_value=['http://remotehost:2379'])