diff --git a/monkey/monkey_island/cc/models/__init__.py b/monkey/monkey_island/cc/models/__init__.py
index 3b23fa89f..d787a59ef 100644
--- a/monkey/monkey_island/cc/models/__init__.py
+++ b/monkey/monkey_island/cc/models/__init__.py
@@ -12,6 +12,7 @@ from .monkey import Monkey  # noqa: F401, E402
 from .monkey_ttl import MonkeyTtl  # noqa: F401, E402
 from .pba_results import PbaResults  # noqa: F401, E402
 
+# TODO refactor into explicit call when implementing mongodb startup
 connect(
     db=env_singleton.env.mongo_db_name,
     host=env_singleton.env.mongo_db_host,
diff --git a/monkey/tests/unit_tests/monkey_island/cc/conftest.py b/monkey/tests/unit_tests/monkey_island/cc/conftest.py
index af35c9b25..4bccfd862 100644
--- a/monkey/tests/unit_tests/monkey_island/cc/conftest.py
+++ b/monkey/tests/unit_tests/monkey_island/cc/conftest.py
@@ -1,3 +1,11 @@
+import monkey_island.cc.environment.environment_singleton as env_singleton
+from monkey_island.cc.environment.testing import TestingEnvironment
+
+# Mock environment singleton because it contains mongodb parameters
+# needed for model tests. See monkey/monkey_island/cc/models/__init__.py
+env_config = {}
+env_singleton.env = TestingEnvironment(env_config)
+
 # Without these imports pytests can't use fixtures,
 # because they are not found
-from tests.unit_tests.monkey_island.cc.mongomock_fixtures import *  # noqa: F401,F403
+from tests.unit_tests.monkey_island.cc.mongomock_fixtures import *  # noqa: F401,F403,E402