diff --git a/docs/testplan/WoL-test-plan.md b/docs/testplan/WoL-test-plan.md
index b2fc70b8244..15bf9493fbf 100644
--- a/docs/testplan/WoL-test-plan.md
+++ b/docs/testplan/WoL-test-plan.md
@@ -91,7 +91,7 @@ The test will issue `wol` commands with various parameter combinations on DUT, t
 #### Test case #8 - Verify parameters can be set correctly by CLI
 1. Make sure interface that receving packet and command line parameter interface are same.
 1. Make sure target_mac in payload and command line parameter target_mac are same.
-1. Make sure ip address in header and command line parameter ip_address are same. (Test both ipv4 and ipv6 address with broadcase address or unicast address on VLAN interface or port interface, so there should be 8 combinations, maybe we can leverage pytest parametrize mark to realize that.)
+1. Make sure ip address in header and command line parameter ip_address are same. (Test both ipv4 and ipv6 address with broadcase address on VLAN interface or port interface, so there should be 4 combinations)
 1. Make sure when command line parameter ip_address is empty, ip address in header is default value: 255.255.255.255.
 1. Make sure udp port in header and command line parameter udp port are same.
 1. Make sure when command line parameter udp_port is empty, udp port in header is default value: 9.