diff --git a/package-lock.json b/package-lock.json
index e6acfa8..a4333de 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3842,6 +3842,14 @@
         "safe-buffer": "^5.1.1"
       },
       "dependencies": {
+        "async-eventemitter": {
+          "version": "0.2.4",
+          "resolved": "https://registry.npmjs.org/async-eventemitter/-/async-eventemitter-0.2.4.tgz",
+          "integrity": "sha512-pd20BwL7Yt1zwDFy+8MX8F1+WCT8aQeKj0kQnTrH9WaeRETlRamVhD0JtRPmrV4GfOJ2F9CvdQkZeZhnh2TuHw==",
+          "requires": {
+            "async": "^2.4.0"
+          }
+        },
         "ethereumjs-block": {
           "version": "2.2.0",
           "resolved": "https://registry.npmjs.org/ethereumjs-block/-/ethereumjs-block-2.2.0.tgz",
@@ -8108,11 +8116,6 @@
           "resolved": "https://registry.npmjs.org/which-module/-/which-module-1.0.0.tgz",
           "integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8="
         },
-        "y18n": {
-          "version": "3.2.1",
-          "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-          "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
-        },
         "yargs": {
           "version": "4.8.1",
           "resolved": "https://registry.npmjs.org/yargs/-/yargs-4.8.1.tgz",
@@ -9595,10 +9598,9 @@
       "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
     },
     "y18n": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
-      "integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
-      "dev": true
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.2.tgz",
+      "integrity": "sha512-uGZHXkHnhF0XeeAPgnKfPv1bgKAYyVvmNL1xlKsPYZPaIHxGti2hHqvOCQv71XMsLxu1QjergkqogUnms5D3YQ=="
     },
     "yaeti": {
       "version": "0.0.6",