diff --git a/setup.py b/setup.py
index c0233a3d04ca399ad14d20f2d67a9d54ecbed729..20a1debb166826357676ff4dd0e7c3b08db6c548 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ from setuptools import setup, find_packages
 
 setup(
     name='xbob.buildout',
-    version='0.2.10',
+    version='0.2.11',
     description="zc.buildout recipes to perform a variety of tasks required by Bob satellite packages",
     keywords=['buildout', 'sphinx', 'nose', 'recipe', 'eggs', 'bob'],
     url='http://github.com/bioidiap/xbob.buildout',
diff --git a/xbob/buildout/envwrapper.py b/xbob/buildout/envwrapper.py
index 246f2a2384f316da2ef6dafdbf83577d3cd718de..de3f6f55c1a98ab7f0ae456449a5666ab217c626 100644
--- a/xbob/buildout/envwrapper.py
+++ b/xbob/buildout/envwrapper.py
@@ -63,4 +63,3 @@ class EnvironmentWrapper(object):
           pass
       else:
         os.environ[key] = self._saved_environment[key]
-        del self._saved_environment[key]