diff --git a/Lib/ctypes/test/test_pep3118.py b/Lib/ctypes/test/test_pep3118.py
index 119b0ada87a..4ff2c3ed367 100644
--- a/Lib/ctypes/test/test_pep3118.py
+++ b/Lib/ctypes/test/test_pep3118.py
@@ -113,7 +113,7 @@ class Incomplete(Structure):
 class Complete(Structure):
     pass
 PComplete = POINTER(Complete)
-Complete._fields_ = [("a", c_int)]
+Complete._fields_ = [("a", c_long)]
 
 ################################################################
 #