diff --git a/IPython/core/completerlib.py b/IPython/core/completerlib.py
index b6d1ea8..cb7586c 100644
--- a/IPython/core/completerlib.py
+++ b/IPython/core/completerlib.py
@@ -23,7 +23,7 @@ import re
 import sys
 
 try:
-    # Python 3
+    # Python >= 3.3
     from importlib.machinery import all_suffixes
     _suffixes = all_suffixes()
 except ImportError: