diff --git a/PC/python_nt.def b/PC/python_nt.def
index d6cc2c75959..0adb4ca436e 100644
--- a/PC/python_nt.def
+++ b/PC/python_nt.def
@@ -150,7 +150,6 @@ EXPORTS
 	PyMethod_New
 	PyInstance_New
 	PyInstance_DoBinOp
-	PyFrame_ExtendStack
 	PyFrame_New
 	PyFrame_BlockPop
 	PyFrame_BlockSetup