--- /dev/null
+Index: apinger/src/rrd.c
+===================================================================
+--- apinger/src/rrd.c (revision 1736)
++++ apinger/src/rrd.c (revision 1737)
+@@ -142,7 +142,7 @@
+ if (rrdtool_pipe==NULL)
+ if (rrd_init()) return;
+ filename=subst_macros(t->config->rrd_filename,t,NULL,0);
+- ret=rrd_write("update %s -t loss:delay N",filename);
++ ret=rrd_write("update %s -t loss:delay %li",filename,(long)time(NULL));
+ if (ret>0){
+ if (t->upsent > t->config->avg_loss_delay_samples
+ +t->config->avg_loss_samples){