-$(foreach proc, $(PROCESSES), _$(NAME)_$(proc).c) _ping_simulator.c: $(srcdir)/ping_deployment.txt $(srcdir)/../gras_stub_generator
- $(srcdir)/../gras_stub_generator ping ping_deployment.txt >/dev/null
+$(foreach proc, $(PROCESSES), _$(NAME)_$(proc).c) _ping_simulator.c: $(srcdir)/ping_deployment.xml $(top_srcdir)/tools/gras/gras_stub_generator
+ $(top_srcdir)/tools/gras/gras_stub_generator ping ping_deployment.xml >/dev/null