diff --git a/package-lock.json b/package-lock.json
index d8d3e0a..a9ad8b8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "scrypta-digital-contracts",
-  "version": "2.0.1",
+  "version": "2.0.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -2762,18 +2762,6 @@
           "integrity": "sha512-tLc0wSnatxAQHVHUapaHdz72pi9KUyHjq5KyHjGg9Y8Ifdc79pTh2XvI6I1/chZbnM7QtNKzh66ooDogPZSleA==",
           "dev": true
         },
-        "ajv": {
-          "version": "6.12.2",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
-          "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
-          "dev": true,
-          "requires": {
-            "fast-deep-equal": "^3.1.1",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.4.1",
-            "uri-js": "^4.2.2"
-          }
-        },
         "cacache": {
           "version": "13.0.1",
           "resolved": "https://registry.npmjs.org/cacache/-/cacache-13.0.1.tgz",
@@ -3270,9 +3258,9 @@
       }
     },
     "ajv": {
-      "version": "6.12.0",
-      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.12.0.tgz?cache=0&sync_timestamp=1582379605396&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fajv%2Fdownload%2Fajv-6.12.0.tgz",
-      "integrity": "sha1-BtYLlth7hFSlrauobnhU2mKdtLc=",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
         "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
@@ -5305,18 +5293,6 @@
         "semver": "^6.3.0"
       },
       "dependencies": {
-        "ajv": {
-          "version": "6.12.2",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
-          "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
-          "dev": true,
-          "requires": {
-            "fast-deep-equal": "^3.1.1",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.4.1",
-            "uri-js": "^4.2.2"
-          }
-        },
         "schema-utils": {
           "version": "2.7.0",
           "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-2.7.0.tgz",