--- a/src_py3/test_typing_extensions.py
+++ b/src_py3/test_typing_extensions.py
@@ -31,7 +31,7 @@ except ImportError:
 
 # We assume Python versions *below* 3.5.0 will have the most
 # up-to-date version of the typing module installed. Since
-# the typing module isn't a part of the standard library in older 
+# the typing module isn't a part of the standard library in older
 # versions of Python, those users are likely to have a reasonably
 # modern version of `typing` installed from PyPi.
 TYPING_LATEST = sys.version_info[:3] < (3, 5, 0)
@@ -288,7 +288,7 @@ else:
     AwaitableWrapper = AsyncIteratorWrapper = ACM = object
 
 PY36_TESTS = """
-from test import ann_module, ann_module2, ann_module3
+import ann_module, ann_module2, ann_module3
 from typing_extensions import AsyncContextManager
 from typing import NamedTuple
 
@@ -1313,7 +1313,7 @@ class AllTests(BaseTestCase):
         file_path = os.path.join(os.path.dirname(os.path.realpath(__file__)),
                                  'typing_extensions.py')
         try:
-            subprocess.check_output('python -OO {}'.format(file_path),
+            subprocess.check_output('python3 -OO {}'.format(file_path),
                                     stderr=subprocess.STDOUT,
                                     shell=True)
         except subprocess.CalledProcessError: