diff --git a/testsuite/unittests/test_image_account_extension.py b/testsuite/unittests/test_image_account_extension.py
index ff0e47e0..ecadc15f 100644
--- a/testsuite/unittests/test_image_account_extension.py
+++ b/testsuite/unittests/test_image_account_extension.py
@@ -18,8 +18,15 @@ from bb import process
 from bb.data_smart import DataSmart
 
 file_name = 'meta/classes-recipe/image-account-extension.bbclass'
-image_create_users = load_function(file_name, 'image_create_users')
-image_create_groups = load_function(file_name, 'image_create_groups')
+
+
+def run_privileged_cmd(d):
+    return 'sudo -E'
+
+
+namespace = {'run_privileged_cmd': run_privileged_cmd}
+image_create_users = load_function(file_name, 'image_create_users', namespace)
+image_create_groups = load_function(file_name, 'image_create_groups', namespace)
 
 
 class TestImageAccountExtensionCommon(unittest.TestCase):