diff --git a/functions/package-lock.json b/functions/package-lock.json
index 2d1684d..1bf8d93 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -4,10 +4,19 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
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-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.0.tgz",
-      "integrity": "sha512-9Aeai9TacfNtWXOYarkFJRW2CWo+dRon+fuLZYJmvLV3+MiUp0bEI6IAZfXEIg7/Pl/7IWlLaDnhzTsD81etQA=="
+    "bl": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/bl/-/bl-2.2.1.tgz",
+      "integrity": "sha512-6Pesp1w0DEX1N550i/uGV/TqucVL4AM/pgThFSN/Qq9si1/DF9aIHs1BxD8V/QU0HoeHO6cQRTAuYnLPKq1e4g==",
+      "requires": {
+        "readable-stream": "^2.3.5",
+        "safe-buffer": "^5.1.1"
+      }
+    },
+    "core-util-is": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
+      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "db-repository": {
       "version": "1.1.1",
@@ -23,6 +32,21 @@
         "mongodb": "^3.1.10"
       }
     },
+    "denque": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.0.tgz",
+      "integrity": "sha512-CYiCSgIF1p6EUByQPlGkKnP1M9g0ZV3qMIrqMqZqdwazygIA/YP2vrbcyl1h/WppKJTdl1F85cXIle+394iDAQ=="
+    },
+    "inherits": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+    },
+    "isarray": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
+      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
+    },
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       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/memory-pager/-/memory-pager-1.5.0.tgz",
@@ -30,23 +54,42 @@
       "optional": true
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     "mongodb": {
-      "version": "3.1.10",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.1.10.tgz",
-      "integrity": "sha512-Uml42GeFxhTGQVml1XQ4cD0o/rp7J2ROy0fdYUcVitoE7vFqEhKH4TYVqRDpQr/bXtCJVxJdNQC1ntRxNREkPQ==",
-      "requires": {
-        "mongodb-core": "3.1.9",
-        "safe-buffer": "^5.1.2"
-      }
-    },
-    "mongodb-core": {
-      "version": "3.1.9",
-      "resolved": "https://registry.npmjs.org/mongodb-core/-/mongodb-core-3.1.9.tgz",
-      "integrity": "sha512-MJpciDABXMchrZphh3vMcqu8hkNf/Mi+Gk6btOimVg1XMxLXh87j6FAvRm+KmwD1A9fpu3qRQYcbQe4egj23og==",
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.4.tgz",
+      "integrity": "sha512-Y+Ki9iXE9jI+n9bVtbTOOdK0B95d6wVGSucwtBkvQ+HIvVdTCfpVRp01FDC24uhC/Q2WXQ8Lpq3/zwtB5Op9Qw==",
       "requires": {
-        "bson": "^1.1.0",
+        "bl": "^2.2.1",
+        "bson": "^1.1.4",
+        "denque": "^1.4.1",
         "require_optional": "^1.0.1",
         "safe-buffer": "^5.1.2",
         "saslprep": "^1.0.0"
+      },
+      "dependencies": {
+        "bson": {
+          "version": "1.1.5",
+          "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.5.tgz",
+          "integrity": "sha512-kDuEzldR21lHciPQAIulLs1LZlCXdLziXI6Mb/TDkwXhb//UORJNPXgcRs2CuO4H0DcMkpfT3/ySsP3unoZjBg=="
+        }
+      }
+    },
+    "process-nextick-args": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
+      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
+    },
+    "readable-stream": {
+      "version": "2.3.7",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+      "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+      "requires": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.3",
+        "isarray": "~1.0.0",
+        "process-nextick-args": "~2.0.0",
+        "safe-buffer": "~5.1.1",
+        "string_decoder": "~1.1.1",
+        "util-deprecate": "~1.0.1"
       }
     },
     "require_optional": {
@@ -90,6 +133,19 @@
       "requires": {
         "memory-pager": "^1.0.2"
       }
+    },
+    "string_decoder": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "requires": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
+    "util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     }
   }
 }