diff --git a/skew/arn/__init__.py b/skew/arn/__init__.py
index 06b332c..c3f2553 100644
--- a/skew/arn/__init__.py
+++ b/skew/arn/__init__.py
@@ -165,7 +165,7 @@ class Region(ARNComponent):
                          'ap-northeast-2',
                          'ap-south-1',
                          'ap-east-1',
-                         'af-south-1'
+                         'af-south-1',
                          'ca-central-1',
                          'sa-east-1',
                          'me-south-1',
diff --git a/tests/unit/test_resource.py b/tests/unit/test_resource.py
index 8cc560e..b4aa421 100644
--- a/tests/unit/test_resource.py
+++ b/tests/unit/test_resource.py
@@ -62,3 +62,7 @@ def test_all_providers(self):
     def test_all_services(self):
         all_providers = skew.resources.all_services('aws')
         self.assertEqual(len(all_providers), 24)
+
+    def test_all_regions(self):
+        all_regions = skew.arn.Region('arn:aws:*:*:*:*', 'arn:aws:*:*:*:*').__getattribute__('_all_region_names')
+        self.assertEqual(len(all_regions), 22)