Add missing label.

diff --git a/Doc/using/windows.rst b/Doc/using/windows.rst
index 978440c20bf27ae6c5d953b4f68d083c5e12e4c7..b49ba7ba92c96f3435732893691bccf597cb46c0 100644 (file)
--- a/Doc/using/windows.rst
+++ b/Doc/using/windows.rst
@@ -84,6 +84,8 @@ In order to run Python flawlessly, you might have to change certain environment
 settings in Windows.
 
 
+.. _setting-envvars:
+
 Excursus: Setting environment variables
 ---------------------------------------