diff -r 01676a4c16ff Makefile.pre.in
--- a/Makefile.pre.in	Sun Dec 08 10:06:04 2013 +0100
+++ b/Makefile.pre.in	Fri Dec 13 10:16:02 2013 +0100
@@ -910,7 +910,8 @@
 		$(srcdir)/Include/warnings.h \
 		$(srcdir)/Include/weakrefobject.h \
 		pyconfig.h \
-		$(PARSER_HEADERS)
+		$(PARSER_HEADERS) \
+		$(AST_H)
 
 $(LIBRARY_OBJS) $(MODOBJS) Modules/python.o: $(PYTHON_HEADERS)