diff --git a/test/test_utils.py b/test/test_utils.py
index 07dcbe733..de0a9c9e6 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -78,9 +78,9 @@ def test_import(self):
         # items as well as items that are not only available on linux.
         difference = set(self.complete(s)).symmetric_difference(goal)
         ACCEPTED_DIFFERENCE_PREFIXES = [
-            '_', 'O_', 'EX_', 'MFD_',
+            '_', 'O_', 'EX_', 'EFD_', 'MFD_', 'TFD_',
             'SF_', 'ST_', 'CLD_', 'POSIX_SPAWN_', 'P_',
-            'RWF_','CLONE_', 'SCHED_',
+            'RWF_','CLONE_', 'SCHED_', 'SPLICE_',
         ]
         difference = {
             x for x in difference