diff --git a/molecule/ec2-centos-7/tests/test_default.py b/molecule/ec2-centos-7/tests/test_default.py
index 4c4cf98..7558d7d 100644
--- a/molecule/ec2-centos-7/tests/test_default.py
+++ b/molecule/ec2-centos-7/tests/test_default.py
@@ -8,6 +8,7 @@ warnings.filterwarnings("ignore", category=DeprecationWarning)
 testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
     os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
 
+
 def test_postfix_is_installed(host):
     postfix = host.package("postfix")
     assert postfix.is_installed