diff --git a/package-lock.json b/package-lock.json
index ce8915d..116f669 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -205,9 +205,9 @@
       }
     },
     "bson": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.1.tgz",
-      "integrity": "sha512-jCGVYLoYMHDkOsbwJZBCqwMHyH4c+wzgI9hG7Z6SZJRXWr+x58pdIbm2i9a/jFGCkRJqRUr8eoI7lDWa0hTkxg=="
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.6.tgz",
+      "integrity": "sha512-EvVNVeGo4tHxwi8L6bPj3y3itEvStdwvvlojVxxbyYfoaxJ6keLgrTuKdyfEAszFK+H3olzBuafE0yoh0D1gdg=="
     },
     "bunyan": {
       "version": "1.8.12",
@@ -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": {