ext/stackprof.c in stackprof-0.2.6 vs ext/stackprof.c in stackprof-0.2.7

@@ -90,10 +90,10 @@
     }
 
     if (mode == sym_object) {
 	if (!RTEST(interval)) interval = INT2FIX(1);
 
-	objtracer = rb_tracepoint_new(0, RUBY_INTERNAL_EVENT_NEWOBJ, stackprof_newobj_handler, 0);
+	objtracer = rb_tracepoint_new(Qnil, RUBY_INTERNAL_EVENT_NEWOBJ, stackprof_newobj_handler, 0);
 	rb_tracepoint_enable(objtracer);
     } else if (mode == sym_wall || mode == sym_cpu) {
 	if (!RTEST(interval)) interval = INT2FIX(1000);
 
 	sa.sa_sigaction = stackprof_signal_handler;