diff --git a/front/bitcoind-zmq/package-lock.json b/front/bitcoind-zmq/package-lock.json
index 6200303..a9433be 100644
--- a/front/bitcoind-zmq/package-lock.json
+++ b/front/bitcoind-zmq/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "front-bitcoind-zmq",
-  "version": "0.1.0",
+  "version": "0.2.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1821,9 +1821,9 @@
       }
     },
     "ajv": {
-      "version": "6.12.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.0.tgz",
-      "integrity": "sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",
@@ -2228,18 +2228,6 @@
         "schema-utils": "^2.6.5"
       },
       "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",