diff --git a/Lib/test/test_interpreters/test_stress.py b/Lib/test/test_interpreters/test_stress.py
index e3060cbd8bc..bf646035cb3 100644
--- a/Lib/test/test_interpreters/test_stress.py
+++ b/Lib/test/test_interpreters/test_stress.py
@@ -25,6 +25,7 @@ def test_create_many_sequential(self):
         del alive
         support.gc_collect()
 
+    @threading_helper.requires_working_threading()
     @support.bigmemtest(size=200, memuse=32*2**20, dry_run=False)
     def test_create_many_threaded(self, size):
         alive = []
@@ -79,9 +80,12 @@ def run():
     def test_create_interpreter_no_memory(self):
         import _testcapi
 
-        with self.assertRaises(InterpreterError):
-            _testcapi.set_nomemory(0, 1)
-            _interpreters.create()
+        try:
+            with self.assertRaises(InterpreterError):
+                _testcapi.set_nomemory(0, 1)
+                _interpreters.create()
+        finally:
+            _testcapi.remove_mem_hooks()
 
 
 if __name__ == '__main__':