diff --git a/.cvsignore b/.cvsignore
index d8ddc38..23248c1 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -1 +1 @@
-virtualenv-1.4.6.tar.gz
+virtualenv-1.4.8.tar.gz
diff --git a/python-virtualenv.spec b/python-virtualenv.spec
index 9667615..0954406 100644
--- a/python-virtualenv.spec
+++ b/python-virtualenv.spec
@@ -2,7 +2,7 @@
 %{!?python_sitelib: %define python_sitelib %(%{__python} -c "from distutils.sysconfig import get_python_lib; print get_python_lib()")}
 
 Name:           python-virtualenv
-Version:        1.4.6
+Version:        1.4.8
 Release:        1%{?dist}
 Summary:        Tool to create isolated Python environments
 
@@ -51,6 +51,15 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Fri Apr 28 2010 Steve 'Ashcrow' Milner <me@stevemilner.org> - 1.4.8-1
+- update pip to 0.7
+- move regen-docs into bin/
+- Fix #31, make activate_this.py work on Windows (use Lib/site-packages)
+unset PYTHONHOME envioronment variable -- first step towards fixing the PYTHONHOME issue; see e.g. https://bugs.launchpad.net/virtualenv/+bug/290844
+- unset PYTHONHOME in the (Unix) activate script (and reset it in deactivate())
+- use the activate.sh in virtualenv.py via running bin/rebuild-script.py
+- add warning message if PYTHONHOME is set
+
 * Fri Apr 2 2010 Steve 'Ashcrow' Milner <me@stevemilner.org> - 1.4.6-1
 - allow script creation without setuptools
 - fix problem with --relocate when bin/ has subdirs (fixes #12)
diff --git a/sources b/sources
index d45c2dc..b0b425b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-f576969d591a054132fe8c9165c2b3c3  virtualenv-1.4.6.tar.gz
+74ded4025a56e538c1c8df6b9825a8b8  virtualenv-1.4.8.tar.gz