diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py
index 9ef44a0e409b6bb..329a6d29acadf57 100644
--- a/Lib/test/_test_multiprocessing.py
+++ b/Lib/test/_test_multiprocessing.py
@@ -109,7 +109,7 @@ def wait_for_handle(handle, timeout):
     from ctypes import Structure, c_int, c_double, c_longlong
 except ImportError:
     Structure = object
-    c_int = c_double = None
+    c_int = c_double = c_longlong = None
 
 
 def check_enough_semaphores():