diff --git a/default_data.json b/default_data.json
index 23620ac..5cd4e6d 100644
--- a/default_data.json
+++ b/default_data.json
@@ -12189,13 +12189,18 @@
                 },
                 {
                     "company_name": "Microsoft",
+                    "end_date": "2022-Jan-24"
+                },
+                {
+                    "company_name": "Udemy",
                     "end_date": null
                 }
             ],
             "user_name": "Graham Hayes",
             "emails": [
                 "graham@hayes.ie", "graham.hayes@hp.com", "graham@managedit.ie", "graham.hayes@hpe.com",
-                "graham.hayes@suse.com", "ghayes@suse.com", "gr@ham.ie", "graham.hayes@microsoft.com"
+                "graham.hayes@suse.com", "ghayes@suse.com", "gr@ham.ie", "graham.hayes@microsoft.com",
+                "graham.hayes@udemy.com"
             ]
         },
         {
@@ -40324,6 +40329,10 @@
                 "UCR"
             ]
         },
+        {
+            "domains": ["udemy.com"],
+            "company_name": "Udemy"
+        },
         {
             "domains": ["ufscar.br"],
             "company_name": "Universidade Federal de São Carlos"
diff --git a/tests/test_config_files.py b/tests/test_config_files.py
index 411f542..20cff32 100644
--- a/tests/test_config_files.py
+++ b/tests/test_config_files.py
@@ -17,7 +17,6 @@
 import json
 
 import jsonschema
-import six
 import testtools
 
 DEFAULT_DATA_JSON_PATH = 'default_data.json'
@@ -50,10 +49,7 @@ def dict_raise_on_duplicates(ordered_pairs):
 class TestConfigFiles(testtools.TestCase):
 
     def _read_raw_file(self, file_name):
-        if six.PY3:
-            opener = functools.partial(open, encoding='utf8')
-        else:
-            opener = open
+        opener = functools.partial(open, encoding='utf8')
         with opener(file_name, 'r') as content_file:
             return content_file.read()