diff --git a/package-lock.json b/package-lock.json
index 12322d4..25cee13 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1231,9 +1231,9 @@
       "dev": true
     },
     "acorn": {
-      "version": "6.3.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.3.0.tgz",
-      "integrity": "sha512-/czfa8BwS88b9gWQVhc8eknunSA2DoJpJyTQkhheIf5E48u1N0R4q/YxxsAeqRrmK9TQ/uYfgLDfZo91UlANIA==",
+      "version": "6.4.2",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.2.tgz",
+      "integrity": "sha512-XtGIhXwF8YM8bJhGxG5kXgjkEuNGLTkoYqVE+KMR+aspr4KGYmKYg7yUe3KghyQ9yheNwLnjmzh/7+gfDBmHCQ==",
       "dev": true
     },
     "acorn-jsx": {
@@ -4303,15 +4303,6 @@
         "yallist": "^3.0.2"
       }
     },
-    "make-dir": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-1.3.0.tgz",
-      "integrity": "sha512-2w31R7SJtieJJnQtGc7RVL2StM2vGYVfqUOvUDxH6bC6aJTxPxTF0GnIgCyu7tjockiUWAYQRbxa7vKn34s5sQ==",
-      "dev": true,
-      "requires": {
-        "pify": "^3.0.0"
-      }
-    },
     "map-age-cleaner": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz",
@@ -4936,12 +4927,6 @@
       "dev": true,
       "optional": true
     },
-    "pify": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
-      "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=",
-      "dev": true
-    },
     "pkg-dir": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/pkg-dir/-/pkg-dir-4.2.0.tgz",
@@ -6560,12 +6545,6 @@
         "webpack-sources": "^1.4.1"
       },
       "dependencies": {
-        "acorn": {
-          "version": "6.4.2",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.2.tgz",
-          "integrity": "sha512-XtGIhXwF8YM8bJhGxG5kXgjkEuNGLTkoYqVE+KMR+aspr4KGYmKYg7yUe3KghyQ9yheNwLnjmzh/7+gfDBmHCQ==",
-          "dev": true
-        },
         "ajv": {
           "version": "6.12.6",
           "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",