diff --git a/package-lock.json b/package-lock.json
index 4aafa14..005a9bb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -825,11 +825,35 @@
       }
     },
     "mongodb": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.1.tgz",
-      "integrity": "sha512-GU9oWK4pi8PC7NyGiwjFMwZyMqwGWoMEMvM0LZh7UKW/FFAqgmZKjjriD+5MEOCDUJE2dtHX93/K5UtDxO0otg==",
+      "version": "3.1.13",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.13.tgz",
+      "integrity": "sha512-sz2dhvBZQWf3LRNDhbd30KHVzdjZx9IKC0L+kSZ/gzYquCF5zPOgGqRz6sSCqYZtKP2ekB4nfLxhGtzGHnIKxA==",
       "requires": {
-        "mongodb-core": "3.1.0"
+        "mongodb-core": "3.1.11",
+        "safe-buffer": "^5.1.2"
+      },
+      "dependencies": {
+        "bson": {
+          "version": "1.1.5",
+          "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+          "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
+        },
+        "mongodb-core": {
+          "version": "3.1.11",
+          "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.1.11.tgz",
+          "integrity": "sha512-rD2US2s5qk/ckbiiGFHeu+yKYDXdJ1G87F6CG3YdaZpzdOm5zpoAZd/EKbPmFO6cQZ+XVXBXBJ660sSI0gc6qg==",
+          "requires": {
+            "bson": "^1.1.0",
+            "require_optional": "^1.0.1",
+            "safe-buffer": "^5.1.2",
+            "saslprep": "^1.0.0"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+        }
       }
     },
     "mongodb-core": {
@@ -859,6 +883,16 @@
         "ms": "2.0.0",
         "regexp-clone": "0.0.1",
         "sliced": "1.0.1"
+      },
+      "dependencies": {
+        "mongodb": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.1.tgz",
+          "integrity": "sha512-GU9oWK4pi8PC7NyGiwjFMwZyMqwGWoMEMvM0LZh7UKW/FFAqgmZKjjriD+5MEOCDUJE2dtHX93/K5UtDxO0otg==",
+          "requires": {
+            "mongodb-core": "3.1.0"
+          }
+        }
       }
     },
     "mongoose-legacy-pluralize": {