diff --git a/Lib/tempfile.py b/Lib/tempfile.py
index 61462357c7283e..38738082b99656 100644
--- a/Lib/tempfile.py
+++ b/Lib/tempfile.py
@@ -136,7 +136,7 @@ def _sanitize_params(prefix, suffix, dir):
 class _RandomNameSequence:
     """An instance of _RandomNameSequence generates an endless
     sequence of unpredictable strings which can safely be incorporated
-    into file names.  Each string is six characters long.  Multiple
+    into file names.  Each string is eight characters long.  Multiple
     threads can safely use the same instance at the same time.
 
     _RandomNameSequence is an iterator."""