diff --git a/package-lock.json b/package-lock.json
index cbd2c08..9e87fa4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -186,9 +186,9 @@
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-            "resolved": "https://registry.npmjs.org/bson/-/bson-1.0.9.tgz",
-            "integrity": "sha512-IQX9/h7WdMBIW/q/++tGd+emQr0XMdeZ6icnT/74Xk9fnabWn+gZgpE+9V+gujL3hhJOoNrnDVY7tWdzc7NUTg=="
+            "version": "1.1.5",
+            "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+            "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
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@@ -791,6 +791,12 @@
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             "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
         },
+        "memory-pager": {
+            "version": "1.5.0",
+            "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.5.0.tgz",
+            "integrity": "sha512-ZS4Bp4r/Zoeq6+NLJpP+0Zzm0pR8whtGPf1XExKLJBAczGMnSi3It14OiNCStjQjM6NU1okjQGSxgEZN8eBYKg==",
+            "optional": true
+        },
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             "version": "1.0.1",
             "resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
@@ -830,21 +836,37 @@
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         },
         "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": {
+                "safe-buffer": {
+                    "version": "5.2.1",
+                    "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
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+                }
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         },
         "mongodb-core": {
-            "version": "3.1.0",
-            "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.1.0.tgz",
-            "integrity": "sha512-qRjG62Fu//CZhkgn0jA/k8jh5MhACIq8cOJUryH6sck87pgt+C222MSD02tsCq5zNo/B6ZFHtNodZ2qpf8E86g==",
+            "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": "~1.0.4",
+                "bson": "^1.1.0",
                 "require_optional": "^1.0.1",
+                "safe-buffer": "^5.1.2",
                 "saslprep": "^1.0.0"
+            },
+            "dependencies": {
+                "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=="
+                }
             }
         },
         "monitor-event-loop-delay": {
@@ -1168,10 +1190,13 @@
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         },
         "saslprep": {
-            "version": "1.0.0",
-            "resolved": "https://registry.npmjs.org/saslprep/-/saslprep-1.0.0.tgz",
-            "integrity": "sha512-5lvKUEQ7lAN5/vPl5d3k8FQeDbEamu9kizfATfLLWV5h6Mkh1xcieR1FSsJkcSRUk49lF2tAW8gzXWVwtwZVhw==",
-            "optional": true
+            "version": "1.0.3",
+            "resolved": "https://registry.npmjs.org/saslprep/-/saslprep-1.0.3.tgz",
+            "integrity": "sha512-/MY/PEMbk2SuY5sScONwhUDsV2p77Znkb/q3nSVstq/yQzYJOH/Azh29p9oJLsl3LnQwSvZDKagDGBsBwSooag==",
+            "optional": true,
+            "requires": {
+                "sparse-bitfield": "^3.0.3"
+            }
         },
         "semver": {
             "version": "5.5.0",
@@ -1237,6 +1262,15 @@
             "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
             "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
         },
+        "sparse-bitfield": {
+            "version": "3.0.3",
+            "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+            "integrity": "sha1-/0rm5oZWBWuks+eSqzM004JzyhE=",
+            "optional": true,
+            "requires": {
+                "memory-pager": "^1.0.2"
+            }
+        },
         "spdx-correct": {
             "version": "3.1.0",
             "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.1.0.tgz",
diff --git a/package.json b/package.json
index 17ee4a0..61cd47f 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
         "express": "^4.16.3",
         "log": "^1.4.0",
         "moment": "^2.22.2",
-        "mongodb": "^3.1.1"
+        "mongodb": "^3.1.13"
     },
     "keywords": [
         "node",