--- a/scripts/luciddream_unittest.py
+++ b/scripts/luciddream_unittest.py
@@ -247,17 +247,24 @@ class LuciddreamTest(TestingMixin, Mercu
         if self.config.get('b2gdesktop_url'):
             dirs = self.query_abs_dirs()
             self.mkdir_p(dirs['abs_b2g_desktop'])
             self.b2gdesktop_archive = self.download_file(self.config.get('b2gdesktop_url'),
                                                          parent_dir=dirs['abs_work_dir'])
 
     @PreScriptAction('create-virtualenv')
     def _pre_create_virtualenv(self, action):
-        luciddream_dir = self.query_abs_dirs()['abs_luciddream_dir']
+        dirs = self.query_abs_dirs()
+        requirements = os.path.join(dirs['abs_test_install_dir'],
+                                    'config',
+                                    'marionette_requirements.txt')
+        self.register_virtualenv_module(requirements=[requirements],
+                                        two_pass=True)
+
+        luciddream_dir = dirs['abs_luciddream_dir']
         self.register_virtualenv_module(
             'luciddream',
             url=luciddream_dir,
             requirements=[os.path.join(luciddream_dir, 'requirements.txt')],
         )
 
     def run_tests(self):
         """