diff --git a/package-lock.json b/package-lock.json
index a47dd14..faf2903 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -76,7 +76,8 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/boolean/-/boolean-3.0.0.tgz",
       "integrity": "sha512-OElxJ1lUSinuoUnkpOgLmxp0DC4ytEhODEL6QJU0NpxE/mI4rUSh8h1P1Wkvfi3xQEBcxXR2gBIPNYNuaFcAbQ==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "buffer-from": {
       "version": "1.1.1",
@@ -559,9 +560,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true,
       "optional": true
     },
@@ -637,7 +638,8 @@
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
       "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "once": {
       "version": "1.4.0",