diff --git a/buidler-contracts/package-lock.json b/buidler-contracts/package-lock.json
index ee461af..0df2075 100644
--- a/buidler-contracts/package-lock.json
+++ b/buidler-contracts/package-lock.json
@@ -1,15 +1,34 @@
 {
   "name": "@trojandao/contracts",
   "version": "0.0.1",
-  "lockfileVersion": 1,
+  "lockfileVersion": 3,
   "requires": true,
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+      "license": "ISC",
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