diff --git a/tests/unit/grains/test_core.py b/tests/unit/grains/test_core.py
index 28f65e48167..ee72808a372 100644
--- a/tests/unit/grains/test_core.py
+++ b/tests/unit/grains/test_core.py
@@ -141,7 +141,6 @@ class CoreGrainsTestCase(TestCase, LoaderModuleMockMixin):
         grains = core._windows_platform_data()
         keys = ['biosversion',
                 'osrelease',
-                'domain',
                 'kernelrelease',
                 'motherboard',
                 'serialnumber',