diff --git a/package-lock.json b/package-lock.json
index ce8915d..1305838 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -676,6 +676,13 @@
       "integrity": "sha1-EY1/b/HThlnxn5TPc+ZKdaP5iKg=",
       "requires": {
         "bignumber.js": "^4.0.0"
+      },
+      "dependencies": {
+        "bignumber.js": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-4.1.0.tgz",
+          "integrity": "sha512-eJzYkFYy9L4JzXsbymsFn3p54D+llV27oTQ+ziJG7WFRheJcNZilgVXMG0LoZtlQSKBsJdWtLFqOD0u+U0jZKA=="
+        }
       }
     },
     "json-schema": {
@@ -785,9 +792,9 @@
       }
     },
     "minimist": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+      "version": "1.2.6",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.6.tgz",
+      "integrity": "sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==",
       "optional": true
     },
     "mkdirp": {