diff --git a/package-lock.json b/package-lock.json
index b00378d..ef21912 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1234,9 +1234,9 @@
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@@ -5237,6 +5237,11 @@
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@@ -5260,6 +5265,69 @@
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@@ -5268,6 +5336,25 @@
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+          "integrity": "sha1-BwV6y+JGeyIELTb5jFrVBwVOlbE=",
+          "requires": {
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+            "inherits": "~2.0.1",
+            "isarray": "~1.0.0",
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+          "integrity": "sha1-p8LgmJH9vzj7sQ03b7cwA+aKxYk="
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@@ -5392,28 +5479,19 @@
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-      "integrity": "sha1-o09Zu+thdUrsQy3nLD/iFSakTBo=",
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+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.3.2.tgz",
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-        "mongodb-core": "2.1.18",
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+        "bson": "^1.1.1",
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@@ -5424,42 +5502,54 @@
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+          "resolved": "https://registry.npmjs.org/bson/-/bson-1.0.9.tgz",
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+        }
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-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-4.13.9.tgz",
-      "integrity": "sha512-UGkSJR5iYHfHGlAyNNJS/mX5HoukDssQoy2pyJTpdyOXnxSw1ujYvMlxEuiIOQEWH2oZSAmHfjH+/igxG1MXLQ==",
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-        "mquery": "2.3.3",
-        "ms": "2.0.0",
-        "muri": "1.3.0",
-        "regexp-clone": "0.0.1",
+      "version": "5.7.5",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.7.5.tgz",
+      "integrity": "sha512-BZ4FxtnbTurc/wcm/hLltLdI4IDxo4nsE0D9q58YymTdZwreNzwO62CcjVtaHhmr8HmJtOInp2W/T12FZaMf8g==",
+      "requires": {
+        "bson": "~1.1.1",
+        "kareem": "2.3.1",
+        "mongodb": "3.3.2",
+        "mongoose-legacy-pluralize": "1.0.2",
+        "mpath": "0.6.0",
+        "mquery": "3.2.2",
+        "ms": "2.1.2",
+        "regexp-clone": "1.0.0",
+        "safe-buffer": "5.1.2",
+        "sift": "7.0.1",
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-          "resolved": "https://registry.npmjs.org/async/-/async-2.1.4.tgz",
-          "integrity": "sha1-LSFgx3iAMuTdbL4lAvH5osj2zeQ=",
-          "requires": {
-            "lodash": "^4.14.0"
-          }
+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        },
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+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
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         }
       }
     },
+    "mongoose-legacy-pluralize": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/mongoose-legacy-pluralize/-/mongoose-legacy-pluralize-1.0.2.tgz",
+      "integrity": "sha512-Yo/7qQU4/EyIS8YDFSeenIvXxZN+ld7YdV9LqFVQJzTLye8unujAWPZ4NWKfFA+RNjh+wvTWKY9Z3E5XM6ZZiQ=="
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-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.3.0.tgz",
-      "integrity": "sha1-elj3iem1/TyUUgY0FXlg8mvV70Q="
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.6.0.tgz",
+      "integrity": "sha512-i75qh79MJ5Xo/sbhxrDrPSEG0H/mr1kcZXJ8dH6URU5jD/knFxCVqVC/gVSW7GIXL/9hHWlT9haLbCXWOll3qw=="
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@@ -5467,25 +5557,29 @@
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-      "resolved": "https://registry.npmjs.org/mquery/-/mquery-2.3.3.tgz",
-      "integrity": "sha512-NC8L14kn+qxJbbJ1gbcEMDxF0sC3sv+1cbRReXXwVvowcwY1y9KoVZFq0ebwARibsadu8lx8nWGvm3V0Pf0ZWQ==",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.2.tgz",
+      "integrity": "sha512-XB52992COp0KP230I3qloVUbkLUxJIu328HBP2t2EsxSFtf4W1HPSOBWOXf1bqxK4Xbb66lfMJ+Bpfd9/yZE1Q==",
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-        "bluebird": "3.5.0",
-        "debug": "2.6.9",
-        "regexp-clone": "0.0.1",
-        "sliced": "0.0.5"
+        "bluebird": "3.5.1",
+        "debug": "3.1.0",
+        "regexp-clone": "^1.0.0",
+        "safe-buffer": "5.1.2",
+        "sliced": "1.0.1"
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-          "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.0.tgz",
-          "integrity": "sha1-eRQg1/VR7qKJdFOop3ZT+WYG1nw="
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
+            "ms": "2.0.0"
+          }
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-        "sliced": {
-          "version": "0.0.5",
-          "resolved": "https://registry.npmjs.org/sliced/-/sliced-0.0.5.tgz",
-          "integrity": "sha1-XtwETKTrb3gW1Qui/GPiXY/kcH8="
+        "safe-buffer": {
+          "version": "5.1.2",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
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@@ -6447,9 +6541,9 @@
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-      "integrity": "sha1-p8LgmJH9vzj7sQ03b7cwA+aKxYk="
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/regexp-clone/-/regexp-clone-1.0.0.tgz",
+      "integrity": "sha512-TuAasHQNamyyJ2hb97IuBEif4qBHGjPHBS64sZwytpLEqtBQ1gPJTnOaQ6qmpET16cK14kkjbazl6+p0RRv0yw=="
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@@ -6801,6 +6895,11 @@
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     },
+    "sift": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-7.0.1.tgz",
+      "integrity": "sha512-oqD7PMJ+uO6jV9EQCl0LrRw1OwsiPsiFQR5AR30heR+4Dl7jBBbDLnNvWiak20tzZlSE1H7RB30SX/1j/YYT7g=="
+    },
     "signal-exit": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
diff --git a/package.json b/package.json
index e0dcb13..439d006 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "express": "^4.15.3",
     "jest": "^22.1.4",
     "migrate-mongoose": "^3.2.2",
-    "mongoose": "^4.11.1",
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     "nodemon": "^1.11.0",
     "passport": "^0.3.2",
     "passport-google-oauth20": "^1.0.0",