diff --git a/src/auth.c b/src/auth.c
index 43a90ca..7b85327 100644
--- a/src/auth.c
+++ b/src/auth.c
@@ -608,7 +608,7 @@ unsigned bandlimitfunc(struct clientparam *param, unsigned nbytesin, unsigned nb
 			param->bandlims[i]->nexttime - now : 0;
 		sleeptime = (nsleeptime > sleeptime)? nsleeptime : sleeptime;
 		param->bandlims[i]->basetime = sec;
-		param->bandlims[i]->nexttime = msec + nsleeptime + ((nbytesin > 512)? ((nbytesin+32)/64)*(((64*8*1000000)/param->bandlims[i]->rate)) : ((nbytesin+1) * (8*1000000))/param->bandlims[i]->rate);
+		param->bandlims[i]->nexttime = msec + nsleeptime + (((uint64_t)nbytesin * 8 * 1000000) / param->bandlims[i]->rate);
 	}
 	for(i=0; nbytesout && i<MAXBANDLIMS && param->bandlimsout[i]; i++){
 		if( !param->bandlimsout[i]->basetime ||