diff --git a/tcp_tests/managers/openstack_manager.py b/tcp_tests/managers/openstack_manager.py
index 785f100..b8725bd 100644
--- a/tcp_tests/managers/openstack_manager.py
+++ b/tcp_tests/managers/openstack_manager.py
@@ -26,4 +26,4 @@
     def install(self, commands):
         self.__underlay.execute_commands(commands=commands,
                                          label="Install OpenStack services")
-        self.__config.openstack.installed = True
+        self.__config.openstack.openstack_installed = True