diff --git a/tests/dhcp_relay/test_dhcp_pkt_fwd.py b/tests/dhcp_relay/test_dhcp_pkt_fwd.py
index 9d5e99025ef..86ab365cb02 100644
--- a/tests/dhcp_relay/test_dhcp_pkt_fwd.py
+++ b/tests/dhcp_relay/test_dhcp_pkt_fwd.py
@@ -161,7 +161,7 @@ def createDhcpDiscoverRelayedPacket(self, dutMac):
         """
         ether = scapy.Ether(dst=dutMac, src=self.DHCP_RELAY["mac"], type=0x0800)
         ip = scapy.IP(src=self.DHCP_RELAY["loopback"], dst=self.DHCP_SERVER["ip"], len=328, ttl=64)
-        udp = scapy.UDP(sport=self.DHCP_SERVER["port"], dport=self.DHCP_CLIENT["port"], len=308)
+        udp = scapy.UDP(sport=self.DHCP_SERVER["port"], dport=self.DHCP_SERVER["port"], len=308)
         bootp = scapy.BOOTP(
             op=1,
             htype=1,
@@ -228,7 +228,7 @@ def createDhcpRequestRelayedPacket(self, dutMac):
         """
         ether = scapy.Ether(dst=dutMac, src=self.DHCP_RELAY["mac"], type=0x0800)
         ip = scapy.IP(src=self.DHCP_RELAY["loopback"], dst=self.DHCP_SERVER["ip"], len=336, ttl=64)
-        udp = scapy.UDP(sport=self.DHCP_CLIENT["port"], dport=self.DHCP_SERVER["port"], len=316)
+        udp = scapy.UDP(sport=self.DHCP_SERVER["port"], dport=self.DHCP_SERVER["port"], len=316)
         bootp = scapy.BOOTP(
             op=1,
             htype=1,