diff --git a/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py b/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py
index 8fd5b99485..2a9af55ce8 100644
--- a/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py
+++ b/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py
@@ -218,7 +218,7 @@ class ModuleStoreIsolationMixin(CacheIsolationMixin):
 
     MODULESTORE = functools.partial(mixed_store_config, mkdtemp_clean(), {})
     CONTENTSTORE = functools.partial(contentstore_config)
-    ENABLED_CACHES = ['mongo_metadata_inheritance', 'loc_cache']
+    ENABLED_CACHES = ['default', 'mongo_metadata_inheritance', 'loc_cache']
     __settings_overrides = []
     __old_modulestores = []
     __old_contentstores = []
diff --git a/lms/djangoapps/course_blocks/management/commands/tests/test_generate_course_blocks.py b/lms/djangoapps/course_blocks/management/commands/tests/test_generate_course_blocks.py
index 5813f60f23..43e7cfff85 100644
--- a/lms/djangoapps/course_blocks/management/commands/tests/test_generate_course_blocks.py
+++ b/lms/djangoapps/course_blocks/management/commands/tests/test_generate_course_blocks.py
@@ -15,8 +15,6 @@ class TestGenerateCourseBlocks(ModuleStoreTestCase):
     """
     Tests generate course blocks management command.
     """
-    ENABLED_CACHES = ['default', 'mongo_metadata_inheritance', 'loc_cache']
-
     def setUp(self):
         """
         Create courses in modulestore.
diff --git a/lms/djangoapps/course_blocks/transformers/tests/helpers.py b/lms/djangoapps/course_blocks/transformers/tests/helpers.py
index bdffb4f3ea..af8b5afa77 100644
--- a/lms/djangoapps/course_blocks/transformers/tests/helpers.py
+++ b/lms/djangoapps/course_blocks/transformers/tests/helpers.py
@@ -36,8 +36,6 @@ class CourseStructureTestCase(TransformerRegistryTestMixin, ModuleStoreTestCase)
     """
     Helper for test cases that need to build course structures.
     """
-    ENABLED_CACHES = ['default', 'mongo_metadata_inheritance', 'loc_cache']
-
     def setUp(self):
         """
         Create users.
diff --git a/openedx/core/djangoapps/content/block_structure/tests/test_signals.py b/openedx/core/djangoapps/content/block_structure/tests/test_signals.py
index ebb1225e7d..e5531aa7c6 100644
--- a/openedx/core/djangoapps/content/block_structure/tests/test_signals.py
+++ b/openedx/core/djangoapps/content/block_structure/tests/test_signals.py
@@ -14,8 +14,6 @@ class CourseBlocksSignalTest(ModuleStoreTestCase):
     """
     Tests for the Course Blocks signal
     """
-    ENABLED_CACHES = ['default', 'mongo_metadata_inheritance', 'loc_cache']
-
     def setUp(self):
         super(CourseBlocksSignalTest, self).setUp()
         self.course = CourseFactory.create()