diff --git a/p4src/static-mapping.p4 b/p4src/static-mapping.p4
index f496aa4..a84eca1 100644
--- a/p4src/static-mapping.p4
+++ b/p4src/static-mapping.p4
@@ -71,10 +71,10 @@ control MyIngress(inout headers hdr,
     - tcp: (src port, dst port, dst_addr, src addr)
     - udp: (src port, dst port, dst_addr, src addr)
     */
-    action nat64_static(ipv4_addr_t nataddr, ipv6_addr_t nat64_prefix) {
-        hdr.ipv4.dst_addr = hdr.ipv6.dst_addr - nat64_prefix;
-        hdr.ipv4.dst_addr = hdr.ipv6.dst_addr - nat64_prefix;
-    }
+    // action nat64_static(ipv4_addr_t nataddr, ipv6_addr_t nat64_prefix) {
+    //     hdr.ipv4.dst_addr = hdr.ipv6.dst_addr - nat64_prefix;
+    //     hdr.ipv4.dst_addr = hdr.ipv6.dst_addr - nat64_prefix;
+    // }
 
     /********************** Reply to NDP for US ***********************************/
     table ndp_answer {