diff --git a/include/nuttx/net/netfilter/ip6_tables.h b/include/nuttx/net/netfilter/ip6_tables.h
index 2bc9ece0452..69be30af9a1 100644
--- a/include/nuttx/net/netfilter/ip6_tables.h
+++ b/include/nuttx/net/netfilter/ip6_tables.h
@@ -47,6 +47,13 @@
 #define IP6T_SO_GET_REVISION_TARGET     (IP6T_BASE_CTL + 5)
 #define IP6T_SO_GET_MAX                 IP6T_SO_GET_REVISION_TARGET
 
+/* Values for "flag" field in struct ip6t_ip6 (general ip6 structure). */
+
+#define IP6T_F_PROTO               0x01    /* Set if rule cares about upper protocols */
+#define IP6T_F_TOS                 0x02    /* Match the TOS. */
+#define IP6T_F_GOTO                0x04    /* Set if jump is a goto */
+#define IP6T_F_MASK                0x07    /* All possible flag bits mask. */
+
 /* Values for "inv" field in struct ip6t_ip6. */
 
 #define IP6T_INV_VIA_IN                 0x01    /* Invert the sense of IN IFACE. */
diff --git a/include/nuttx/net/netfilter/ip_tables.h b/include/nuttx/net/netfilter/ip_tables.h
index d5017fa6ea2..a8dbac32083 100644
--- a/include/nuttx/net/netfilter/ip_tables.h
+++ b/include/nuttx/net/netfilter/ip_tables.h
@@ -47,13 +47,6 @@
 #define IPT_SO_GET_REVISION_TARGET (IPT_BASE_CTL + 3)
 #define IPT_SO_GET_MAX             IPT_SO_GET_REVISION_TARGET
 
-/* Values for "flag" field in struct ip6t_ip6 (general ip6 structure). */
-
-#define IP6T_F_PROTO               0x01    /* Set if rule cares about upper protocols */
-#define IP6T_F_TOS                 0x02    /* Match the TOS. */
-#define IP6T_F_GOTO                0x04    /* Set if jump is a goto */
-#define IP6T_F_MASK                0x07    /* All possible flag bits mask. */
-
 /* Values for "inv" field in struct ipt_ip. */
 
 #define IPT_INV_VIA_IN             0x01    /* Invert the sense of IN IFACE. */