diff --git a/package-lock.json b/package-lock.json
index a7b0e82..327f86e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1600,9 +1600,9 @@
       }
     },
     "mongoose": {
-      "version": "4.13.19",
-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-4.13.19.tgz",
-      "integrity": "sha512-O41XmkbAZtLK6Uw4cqjI30s0sP8oZeG+aWweOIyE2VYHMQiYDWhVkBMtsv+Kv8chDizaBhO5oErTHexLQKzU+w==",
+      "version": "4.13.21",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-4.13.21.tgz",
+      "integrity": "sha512-0VZtQu1rSUPwUtbb7zh6CymI0nNkVInOIDbtWNlna070qnUO14On8PpSVSwlx3gwmkKL2OkP4ioCj5YHC6trMg==",
       "requires": {
         "async": "2.6.0",
         "bson": "~1.0.4",
@@ -1622,7 +1622,7 @@
         "ms": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+          "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A=="
         }
       }
     },