diff --git a/nselib/packet.lua b/nselib/packet.lua
index 2d6e574cc..a1fb645db 100644
--- a/nselib/packet.lua
+++ b/nselib/packet.lua
@@ -152,6 +152,7 @@ ND_ROUTER_ADVERT	= 134
 ND_NEIGHBOR_SOLICIT	= 135
 ND_NEIGHBOR_ADVERT	= 136
 ND_REDIRECT		= 137
+MLDV2_LISTENER_REPORT = 143
 
 ND_OPT_SOURCE_LINKADDR  	= 1
 ND_OPT_TARGET_LINKADDR  	= 2