diff --git a/doc/plan.org b/doc/plan.org
index c7307cf..426e68b 100644
--- a/doc/plan.org
+++ b/doc/plan.org
@@ -176,7 +176,7 @@
 | 2019-04-03 |                                                                            |       |
 |            | ARP corrections -- ARP working for the switch!                             | x     |
 |            | ICMP w/ incorrect checksum                                                 | x     |
-|            |                                                                            |       |
+|            | ICMP w/ correct checksum - PING REPLIES!!!                                 |       |
 |            |                                                                            |       |
 | 2019-04-04 | NAT64 1:1 table ICMP, ICMPv6 working                                       |       |
 |            | Will need some switch local ip addresses                                   |       |