diff --git a/molecule/ec2-centos-7/tests/test_default.py b/molecule/ec2-centos-7/tests/test_default.py
index 4853c8b..dfc4b52 100644
--- a/molecule/ec2-centos-7/tests/test_default.py
+++ b/molecule/ec2-centos-7/tests/test_default.py
@@ -23,4 +23,5 @@ def test_mosquitto_running_and_enabled(host):
 def test_mosquitto_socket(host):
     # Verify the socket is listening for HTTP traffic
     ansible_vars = host.ansible.get_variables()
-    assert host.socket("tcp://{}:8883".format(ansible_vars['ansible_default_ipv4']['address'])).is_listening
+    assert host.socket("tcp://{}:8883".format(
+        ansible_vars['ansible_default_ipv4']['address'])).is_listening