diff --git a/p4src/static-mapping.p4 b/p4src/static-mapping.p4
index 993353f..85b7f40 100644
--- a/p4src/static-mapping.p4
+++ b/p4src/static-mapping.p4
@@ -78,7 +78,7 @@ control MyIngress(inout headers hdr,
         */
 
         /* checksum trigger / content */
-        meta.do_cksum = 1;
+        meta.task = TASK_CHECKSUM_ICMP6_NA;
         meta.cast_length = (bit<32>) hdr.ipv6.payload_length;
     }
 
@@ -93,7 +93,7 @@ control MyIngress(inout headers hdr,
 
         hdr.icmp6.type = ICMP6_ECHO_REPLY;
 
-        meta.do_cksum = 1;
+        meta.task = TASK_CHECKSUM_ICMP6;
         meta.cast_length = (bit<32>) hdr.ipv6.payload_length;
     }