diff --git a/setup.py b/setup.py
index b486a6e..c71cb5e 100755
--- a/setup.py
+++ b/setup.py
@@ -54,7 +54,10 @@ def get_version():
             'xmltodict',
             'pywebhdfs>=0.4.1',
         ],
-        'test: python_version >= "3.3"': [
+        'test: python_version >= "3.4", python_version < "3.5"': [
+            'mypy == 0.670',
+        ],
+        'test: python_version >= "3.5"': [
             'mypy',
         ],
         'docs': [