Update comment, QnewFlag will go away in 3.0, not 2.3
diff --git a/Include/pydebug.h b/Include/pydebug.h
index 9a5773a..f49a98e 100644
--- a/Include/pydebug.h
+++ b/Include/pydebug.h
@@ -16,9 +16,9 @@
 PyAPI_DATA(int) Py_UnicodeFlag;
 PyAPI_DATA(int) Py_IgnoreEnvironmentFlag;
 PyAPI_DATA(int) Py_DivisionWarningFlag;
-/* _XXX Py_QnewFlag should go away in 2.3.  It's true iff -Qnew is passed,
+/* _XXX Py_QnewFlag should go away in 3.0.  It's true iff -Qnew is passed,
   on the command line, and is used in 2.2 by ceval.c to make all "/" divisions
-  true divisions (which they will be in 2.3). */
+  true divisions (which they will be in 3.0). */
 PyAPI_DATA(int) _Py_QnewFlag;
 
 /* this is a wrapper around getenv() that pays attention to