diff --git a/tests/test_middleware_compatibility.py b/tests/test_middleware_compatibility.py
index d3025c1ea..99ed7db82 100644
--- a/tests/test_middleware_compatibility.py
+++ b/tests/test_middleware_compatibility.py
@@ -1,7 +1,7 @@
 import asyncio
 
 from django.http import HttpResponse
-from django.test import AsyncRequestFactory, RequestFactory, TestCase
+from django.test import AsyncRequestFactory, RequestFactory, TestCase, override_settings
 
 from debug_toolbar.middleware import DebugToolbarMiddleware
 
@@ -11,6 +11,7 @@ def setUp(self):
         self.factory = RequestFactory()
         self.async_factory = AsyncRequestFactory()
 
+    @override_settings(DEBUG=True)
     def test_sync_mode(self):
         """
         test middlware switches to sync (__call__) based on get_response type
@@ -26,6 +27,7 @@ def test_sync_mode(self):
         response = middleware(request)
         self.assertEqual(response.status_code, 200)
 
+    @override_settings(DEBUG=True)
     async def test_async_mode(self):
         """
         test middlware switches to async (__acall__) based on get_response type