diff --git a/package-lock.json b/package-lock.json
index 3c89a73..407b9e0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -116,6 +116,14 @@
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+      "resolved": "https://registry.npmjs.org/@types/bson/-/bson-4.0.5.tgz",
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/@types/mongodb/-/mongodb-3.6.20.tgz",
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+        "@types/node": "*"
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+      "resolved": "https://registry.npmjs.org/bl/-/bl-2.2.1.tgz",
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+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.8.tgz",
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+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
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+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
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+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.6.tgz",
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@@ -1980,6 +2034,11 @@
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+      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.1.tgz",
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@@ -4724,9 +4783,9 @@
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@@ -4952,6 +5011,12 @@
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@@ -5097,30 +5162,46 @@
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-      "requires": {
-        "bson": "^1.1.1",
-        "require_optional": "^1.0.1",
-        "safe-buffer": "^5.1.2"
+      "version": "3.7.4",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.7.4.tgz",
+      "integrity": "sha512-K5q8aBqEXMwWdVNh94UQTwZ6BejVbFhh1uB6c5FKtPE9eUMZPUO3sRZdgIEcHSrAWmxzpG/FeODDKL388sqRmw==",
+      "requires": {
+        "bl": "^2.2.1",
+        "bson": "^1.1.4",
+        "denque": "^1.4.1",
+        "optional-require": "^1.1.8",
+        "safe-buffer": "^5.1.2",
+        "saslprep": "^1.0.0"
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+          "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.8.tgz",
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+          "requires": {
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-      "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",
+      "version": "5.13.20",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.13.20.tgz",
+      "integrity": "sha512-TjGFa/XnJYt+wLmn8y9ssjyO2OhBMeEBtOHb9iJM16EWu2Du6L1Q6zSiEK2ziyYQM8agb4tumNIQFzqbxId7MA==",
+      "requires": {
+        "@types/bson": "1.x || 4.0.x",
+        "@types/mongodb": "^3.5.27",
+        "bson": "^1.1.4",
+        "kareem": "2.3.2",
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         "mongoose-legacy-pluralize": "1.0.2",
-        "mpath": "0.6.0",
-        "mquery": "3.2.2",
+        "mpath": "0.8.4",
+        "mquery": "3.2.5",
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+        "optional-require": "1.0.x",
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-        "safe-buffer": "5.1.2",
-        "sift": "7.0.1",
+        "safe-buffer": "5.2.1",
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+        },
+        "safe-buffer": {
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+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
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@@ -5137,14 +5223,14 @@
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-      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.6.0.tgz",
-      "integrity": "sha512-i75qh79MJ5Xo/sbhxrDrPSEG0H/mr1kcZXJ8dH6URU5jD/knFxCVqVC/gVSW7GIXL/9hHWlT9haLbCXWOll3qw=="
+      "version": "0.8.4",
+      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.8.4.tgz",
+      "integrity": "sha512-DTxNZomBcTWlrMW76jy1wvV37X/cNNxPW1y2Jzd4DZkAaC5ZGsm8bfGfNOthcDuRJujXLqiuS6o3Tpy0JEoh7g=="
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-      "version": "3.2.2",
-      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.2.tgz",
-      "integrity": "sha512-XB52992COp0KP230I3qloVUbkLUxJIu328HBP2t2EsxSFtf4W1HPSOBWOXf1bqxK4Xbb66lfMJ+Bpfd9/yZE1Q==",
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+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.5.tgz",
+      "integrity": "sha512-VjOKHHgU84wij7IUoZzFRU07IAxd5kWJaDmyUzQlbjHjyoeK5TNeeo8ZsFDtTYnSgpW6n/nMNIHvE3u8Lbrf4A==",
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@@ -5164,7 +5250,7 @@
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-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+          "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A=="
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@@ -5474,6 +5560,11 @@
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+    "optional-require": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.0.3.tgz",
+      "integrity": "sha512-RV2Zp2MY2aeYK5G+B/Sps8lW5NHAzE5QClbFP15j+PWmP+T9PxlJXBOOLoSAdgwFvS4t0aMR4vpedMkbHfh0nA=="
+    },
     "optionator": {
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       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.8.2.tgz",
@@ -6494,6 +6585,11 @@
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+    "require-at": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/require-at/-/require-at-1.0.6.tgz",
+      "integrity": "sha512-7i1auJbMUrXEAZCOQ0VNJgmcT2VOKPRl2YGJwgpHpC9CE91Mv4/4UYIUm4chGJaI381ZDq1JUicFii64Hapd8g=="
+    },
     "require-directory": {
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       "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
@@ -6506,22 +6602,6 @@
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-      "resolved": "https://registry.npmjs.org/require_optional/-/require_optional-1.0.1.tgz",
-      "integrity": "sha512-qhM/y57enGWHAe3v/NcwML6a3/vfESLe/sGM2dII+gEO0BpKRUkWZow/tyloNqJyN6kXSl3RyyM8Ll5D/sJP8g==",
-      "requires": {
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-        "semver": "^5.1.0"
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-          "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-2.0.0.tgz",
-          "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c="
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       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.11.0.tgz",
@@ -6919,6 +6999,15 @@
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+    "saslprep": {
+      "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"
+      }
+    },
     "sax": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
@@ -6928,7 +7017,8 @@
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+      "integrity": "sha512-Ya52jSX2u7QKghxeoFGpLwCtGlt7j0oY9DYb5apt9nPlJ42ID+ulTXESnt/qAQcoSERyZ5sl3LDIOw0nAn/5DA==",
+      "dev": true
     },
     "semver-diff": {
       "version": "2.1.0",
@@ -7043,9 +7133,9 @@
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-      "version": "7.0.1",
-      "resolved": "https://registry.npmjs.org/sift/-/sift-7.0.1.tgz",
-      "integrity": "sha512-oqD7PMJ+uO6jV9EQCl0LrRw1OwsiPsiFQR5AR30heR+4Dl7jBBbDLnNvWiak20tzZlSE1H7RB30SX/1j/YYT7g=="
+      "version": "13.5.2",
+      "resolved": "https://registry.npmjs.org/sift/-/sift-13.5.2.tgz",
+      "integrity": "sha512-+gxdEOMA2J+AI+fVsCqeNn7Tgx3M9ZN9jdi95939l1IJ8cZsqS8sqpJyOkic2SJk+1+98Uwryt/gL6XDaV+UZA=="
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@@ -7068,7 +7158,7 @@
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-      "integrity": "sha1-CzpmK10Ewxd7GSa+qCsD+Dei70E="
+      "integrity": "sha512-VZBmZP8WU3sMOZm1bdgTadsQbcscK0UM8oKxKVBs4XAhUo2Xxzm/OFMGBkPusxw9xL3Uy8LrzEqGqJhclsr0yA=="
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@@ -7227,6 +7317,15 @@
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       "dev": true
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+    "sparse-bitfield": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/sparse-bitfield/-/sparse-bitfield-3.0.3.tgz",
+      "integrity": "sha512-kvzhi7vqKTfkh0PZU+2D2PIllw2ymqJKujUcyPMd9Y75Nv4nPbGJZXNhxsgdQab2BmlDct1YnfQCguEvHr7VsQ==",
+      "optional": true,
+      "requires": {
+        "memory-pager": "^1.0.2"
+      }
+    },
     "spawn-command": {
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       "resolved": "https://registry.npmjs.org/spawn-command/-/spawn-command-0.0.2-1.tgz",
diff --git a/package.json b/package.json
index 87e6066..6116c77 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@nestjs/mongoose": "^6.1.2",
     "@nestjs/platform-express": "^6.0.0",
     "@nestjs/swagger": "^3.0.2",
-    "mongoose": "^5.7.5",
+    "mongoose": "^5.13.20",
     "reflect-metadata": "^0.1.12",
     "rimraf": "^2.6.2",
     "rxjs": "^6.3.3",