diff --git a/Doc/using/mac.rst b/Doc/using/mac.rst
index 2f132a96bef082acf9b4421550a304afa1c4b615..f7db038430b6d328ef0938143252775466680d37 100644
--- a/Doc/using/mac.rst
+++ b/Doc/using/mac.rst
@@ -160,7 +160,7 @@ Distributing Python Applications on the Mac
 
 The standard tool for deploying standalone Python applications on the Mac is
 :program:`py2app`. More information on installing and using py2app can be found
-at http://undefined.org/python/#py2app.
+at https://pypi.org/project/py2app/.
 
 
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