diff --git a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config
index d35f9a6c..3302d2c4 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config
@@ -640,7 +640,7 @@ CONFIG_XFRM=y
 # CONFIG_XFRM_STATISTICS is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
-# CONFIG_IP_MULTICAST is not set
+CONFIG_IP_MULTICAST=y
 # CONFIG_IP_ADVANCED_ROUTER is not set
 CONFIG_IP_PNP=y
 CONFIG_IP_PNP_DHCP=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config
index a72154b8..15ed28c6 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config
@@ -640,7 +640,7 @@ CONFIG_XFRM=y
 # CONFIG_XFRM_STATISTICS is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
-# CONFIG_IP_MULTICAST is not set
+CONFIG_IP_MULTICAST=y
 # CONFIG_IP_ADVANCED_ROUTER is not set
 CONFIG_IP_PNP=y
 CONFIG_IP_PNP_DHCP=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config
index d35f9a6c..3302d2c4 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config
@@ -640,7 +640,7 @@ CONFIG_XFRM=y
 # CONFIG_XFRM_STATISTICS is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
-# CONFIG_IP_MULTICAST is not set
+CONFIG_IP_MULTICAST=y
 # CONFIG_IP_ADVANCED_ROUTER is not set
 CONFIG_IP_PNP=y
 CONFIG_IP_PNP_DHCP=y