diff --git a/Lib/turtle.py b/Lib/turtle.py
index 7d94720..7e36c2c 100644
--- a/Lib/turtle.py
+++ b/Lib/turtle.py
@@ -38,7 +38,7 @@
 ----- turtle.py
 
 This module is an extended reimplementation of turtle.py from the
-Python standard distribution up to Python 2.5. (See: http://www.python.org)
+Python standard distribution up to Python 2.5. (See: https://www.python.org)
 
 It tries to keep the merits of turtle.py and to be (nearly) 100%
 compatible with it. This means in the first place to enable the