diff --git a/airoha/an7581/UNION_AN7581_KITE_LOGAN_KERNEL_5_4_demo.mak b/airoha/an7581/UNION_AN7581_KITE_LOGAN_KERNEL_5_4_demo.mak
index 36651254000853e345ee008c05010c3c6170c835..13297475c6e55473c9d584610dc133458f96b8b9 100644
--- a/airoha/an7581/UNION_AN7581_KITE_LOGAN_KERNEL_5_4_demo.mak
+++ b/airoha/an7581/UNION_AN7581_KITE_LOGAN_KERNEL_5_4_demo.mak
@@ -404,7 +404,7 @@ TCSUPPORT_SNMP_TRUSTIP=y
 # TCSUPPORT_ALIASIP is not set
 TCSUPPORT_DHCP_STATIC=y
 TCSUPPORT_DHCP_PROFILE=y
-# TCSUPPORT_BRIDGE_MAC_LIMIT is not set
+TCSUPPORT_BRIDGE_MAC_LIMIT=y
 # TCSUPPORT_CDS is not set
 # TCSUPPORT_TW_BOARD_CDS is not set
 # TCSUPPORT_TW_BOARD_CJ is not set
diff --git a/airoha/en7523/UNION_EN7523_7915D_ActiveEthWan_KERNEL_5_4_demo.mak b/airoha/en7523/UNION_EN7523_7915D_ActiveEthWan_KERNEL_5_4_demo.mak
index 843229f0c633759c03d6a2947fbea9b27ef3bbe1..9970c9d3cd0791b73a8f8cd4eed1da09a00da7b6 100644
--- a/airoha/en7523/UNION_EN7523_7915D_ActiveEthWan_KERNEL_5_4_demo.mak
+++ b/airoha/en7523/UNION_EN7523_7915D_ActiveEthWan_KERNEL_5_4_demo.mak
@@ -205,3 +205,4 @@ TCSUPPORT_NP=y
 TCSUPPORT_NPU_WIFI_OFFLOAD=y
 TCSUPPORT_QOS_EIGHT_QUEUE=y
 TCSUPPORT_IOPSYS_DISABLE_IPV6_DEV_CONFIG_ECNT_HOOK=y
+TCSUPPORT_BRIDGE_MAC_LIMIT=y