diff --git a/setup.py b/setup.py
index 317c54f..8ed520d 100644
--- a/setup.py
+++ b/setup.py
@@ -47,7 +47,7 @@ setup(
     ],
     package_data={'buildozer': ['default.spec']},
     include_package_data=True,
-    install_requires=['pexpect'],
+    install_requires=['pexpect', 'virtualenv'],
     classifiers=[
         'Development Status :: 4 - Beta', 'Intended Audience :: Developers',
         'Topic :: Software Development :: Build Tools',