diff --git a/neutron/tests/tempest/common/accounts.py b/neutron/tests/tempest/common/accounts.py
index 1a50e3c..6440739 100644
--- a/neutron/tests/tempest/common/accounts.py
+++ b/neutron/tests/tempest/common/accounts.py
@@ -28,8 +28,8 @@
 
 
 def read_accounts_yaml(path):
-    yaml_file = open(path, 'r')
-    accounts = yaml.load(yaml_file)
+    with open(path, 'r') as yaml_file:
+        accounts = yaml.load(yaml_file)
     return accounts