diff --git a/com/win32com/client/build.py b/com/win32com/client/build.py
index 1035ecdff..8810f0c51 100644
--- a/com/win32com/client/build.py
+++ b/com/win32com/client/build.py
@@ -363,9 +363,9 @@ def MakeDispatchFuncMethod(self, entry, name, bMakeClass=1):
             defUnnamedArg = "defaultUnnamedArg"
         else:
             linePrefix = ""
-            defNamedOptArg = "pythoncom.Missing"
-            defNamedNotOptArg = "pythoncom.Missing"
-            defUnnamedArg = "pythoncom.Missing"
+            defNamedOptArg = "pythoncom.Empty"
+            defNamedNotOptArg = "pythoncom.Empty"
+            defUnnamedArg = "pythoncom.Empty"
         defOutArg = "pythoncom.Missing"
         id = fdesc[0]