diff --git a/src/mpLinkCharacteristics.py b/src/mpLinkCharacteristics.py
index 40b512d..06ec0ed 100644
--- a/src/mpLinkCharacteristics.py
+++ b/src/mpLinkCharacteristics.py
@@ -17,11 +17,13 @@ class MpLinkCharacteristics:
 		rtt = 2 * float(delay)
 		bdp_queue_size = int((float(rtt) * float(bandwidth) * 1024 * 1024) / (int(mtu) * 8 * 1000))
 		if int(queueSize) <= bdp_queue_size:
-			return 0
+			# Returning 0 seems to bypass everything, then only limited by CPU.
+			# This is not what we want...
+			return 1
 
 		queuingQueueSize = int(queueSize) - bdp_queue_size
 		queuingDelay = (queuingQueueSize * int(mtu) * 8 * 1000) / (float(bandwidth) * 1024 * 1024)
-		return int(queuingDelay)
+		return max(int(queuingDelay), 1)
 
 	def __init__(self, id, delay, queueSize, bandwidth, loss, back_up=False):
 		self.id = id