diff --git a/AdvancedInstall.md b/AdvancedInstall.md
index 59ed573..a5b477a 100644
--- a/AdvancedInstall.md
+++ b/AdvancedInstall.md
@@ -200,14 +200,21 @@ that aren't already in Debian proper.
 
 It is also possible to create a binary distribution using [http://pypi.python.org/pypi/bbfreeze bb-freeze].
 Install bb-freeze, then in the root of a Tahoe source tree with full path
-`<tahoedir>`, do:
+`<tahoedir>`, on WIndows do:
 ```
 python setup.py build
 set PYTHONPATH=<tahoedir>\support\Lib\site-packages;<tahoedir>\src
 bb-freeze static\tahoe.py
 ```
+or on Unix do:
+```
+python setup.py build
+export PYTHONPATH=<tahoedir>/support/lib/pythonx.y/site-packages;<tahoedir>/src
+bb-freeze static/tahoe.py
+```
+where x.y is your Python version. (This has not been tested on Unix.)
 
-This will create a `dist` directory containing the bb-frozen distribution.
+This should create a `dist` directory containing the bb-frozen distribution.
 The [bbfreeze-users](https://groups.google.com/group/bbfreeze-users) Google
 group may be able to help with general questions about bb-freeze.