diff --git a/components/net/lwip-2.0.2/src/arch/sys_arch.c b/components/net/lwip-2.0.2/src/arch/sys_arch.c
index cd76a73ab..6bfcf8067 100644
--- a/components/net/lwip-2.0.2/src/arch/sys_arch.c
+++ b/components/net/lwip-2.0.2/src/arch/sys_arch.c
@@ -177,7 +177,7 @@ int lwip_system_init(void)
 
 	return 0;
 }
-//INIT_COMPONENT_EXPORT(lwip_system_init);
+INIT_COMPONENT_EXPORT(lwip_system_init);
 
 void sys_init(void)
 {
diff --git a/components/net/lwip-2.0.2/src/netif/ethernetif.c b/components/net/lwip-2.0.2/src/netif/ethernetif.c
index c648dcf1a..5b8264966 100644
--- a/components/net/lwip-2.0.2/src/netif/ethernetif.c
+++ b/components/net/lwip-2.0.2/src/netif/ethernetif.c
@@ -451,7 +451,7 @@ int eth_system_device_init(void)
 
     return (int)result;
 }
-//INIT_DEVICE_EXPORT(eth_system_device_init);
+INIT_DEVICE_EXPORT(eth_system_device_init);
 
 #ifdef RT_USING_FINSH
 #include <finsh.h>