diff --git a/include/nuttx/net/netfilter/netfilter.h b/include/nuttx/net/netfilter/netfilter.h
index 322255c8c96..9c743518845 100644
--- a/include/nuttx/net/netfilter/netfilter.h
+++ b/include/nuttx/net/netfilter/netfilter.h
@@ -25,6 +25,7 @@
  * Included Files
  ****************************************************************************/
 
+#include <netinet/in.h>
 #include <sys/types.h>
 
 /****************************************************************************