diff --git a/src/constants.ts b/src/constants.ts
index 29a221f..927e3ca 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -44,6 +44,7 @@ declare const FIND_MY_CONSTRUCTION_SITES: 114;
 declare const FIND_HOSTILE_CONSTRUCTION_SITES: 115;
 declare const FIND_MINERALS: 116;
 declare const FIND_NUKES: 117;
+declare const FIND_TOMBSTONES: 118;
 
 declare const TOP: 1;
 declare const TOP_RIGHT: 2;
@@ -392,6 +393,7 @@ declare const LOOK_FLAGS: "flag";
 declare const LOOK_CONSTRUCTION_SITES: "constructionSite";
 declare const LOOK_NUKES: "nuke";
 declare const LOOK_TERRAIN: "terrain";
+declare const LOOK_TOMBSTONES: "tombstone";
 
 declare const ORDER_SELL: "sell";
 declare const ORDER_BUY: "buy";