diff --git a/src/include/ipv4/lwip/ip_addr.h b/src/include/ipv4/lwip/ip_addr.h
index 40cbb4ea..6b2aa36d 100644
--- a/src/include/ipv4/lwip/ip_addr.h
+++ b/src/include/ipv4/lwip/ip_addr.h
@@ -51,7 +51,7 @@ struct in_addr {
   u32_t s_addr;
 };
 
-#include "lwip/netif.h"
+struct netif;
 
 extern const struct ip_addr ip_addr_any;
 extern const struct ip_addr ip_addr_broadcast;