diff --git a/Lib/test/support.py b/Lib/test/support.py
index 8115020da07..130891458c1 100644
--- a/Lib/test/support.py
+++ b/Lib/test/support.py
@@ -477,7 +477,7 @@ class CleanImport(object):
     Use like this:
 
         with CleanImport("foo"):
-            __import__("foo") # new reference
+            importlib.import_module("foo") # new reference
     """
 
     def __init__(self, *module_names):