diff --git a/test/unit/test_service_models.py b/test/unit/test_service_models.py
index <HASH>..<HASH> 100644
--- a/test/unit/test_service_models.py
+++ b/test/unit/test_service_models.py
@@ -398,9 +398,7 @@ class HostCollectionTest(
                                           )
         self.host_factory_mock = self.host_factory_patcher.start()
         
-        side_effect = lru_cache()(
-                                  host_collection_host_factory
-                                  )
+        side_effect = host_collection_host_factory
         self.host_factory_mock.side_effect = side_effect
         self.tested_instance = HostCollection('test_host_collection',
                                               self.classification)
Remove lru_cache decorator host_factory_mock used in HostCollectionTest

Making sure host_collection_host_factory always returns the same instance of
Mock for given host value is not necessary.