diff --git a/backend/app/package-lock.json b/backend/app/package-lock.json
index c6dedc3..51be78d 100644
--- a/backend/app/package-lock.json
+++ b/backend/app/package-lock.json
@@ -20,9 +20,9 @@
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-      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
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+      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
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@@ -842,7 +842,7 @@
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-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
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@@ -957,34 +957,46 @@
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-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.4.tgz",
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+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.7.3.tgz",
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         "bson": "^1.1.4",
         "denque": "^1.4.1",
-        "require_optional": "^1.0.1",
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-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.11.18.tgz",
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+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.13.15.tgz",
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         "@types/mongodb": "^3.5.27",
         "bson": "^1.1.4",
         "kareem": "2.3.2",
-        "mongodb": "3.6.4",
+        "mongodb": "3.7.3",
         "mongoose-legacy-pluralize": "1.0.2",
-        "mpath": "0.8.3",
-        "mquery": "3.2.4",
+        "mpath": "0.8.4",
+        "mquery": "3.2.5",
         "ms": "2.1.2",
+        "optional-require": "1.0.x",
         "regexp-clone": "1.0.0",
         "safe-buffer": "5.2.1",
-        "sift": "7.0.1",
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@@ -1006,14 +1018,14 @@
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-      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.8.3.tgz",
-      "integrity": "sha512-eb9rRvhDltXVNL6Fxd2zM9D4vKBxjVVQNLNijlj7uoXUy19zNDsIif5zR+pWmPCWNKwAtqyo4JveQm4nfD5+eA=="
+      "version": "0.8.4",
+      "resolved": "https://registry.npmjs.org/mpath/-/mpath-0.8.4.tgz",
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     "mquery": {
-      "version": "3.2.4",
-      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.4.tgz",
-      "integrity": "sha512-uOLpp7iRX0BV1Uu6YpsqJ5b42LwYnmu0WeF/f8qgD/On3g0XDaQM6pfn0m6UxO6SM8DioZ9Bk6xxbWIGHm2zHg==",
+      "version": "3.2.5",
+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-3.2.5.tgz",
+      "integrity": "sha512-VjOKHHgU84wij7IUoZzFRU07IAxd5kWJaDmyUzQlbjHjyoeK5TNeeo8ZsFDtTYnSgpW6n/nMNIHvE3u8Lbrf4A==",
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         "bluebird": "3.5.1",
         "debug": "3.1.0",
@@ -1120,6 +1132,11 @@
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       }
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+    "optional-require": {
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+      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.0.3.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/p-cancelable/-/p-cancelable-1.1.0.tgz",
@@ -1315,19 +1332,10 @@
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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": {
-        "resolve-from": "^2.0.0",
-        "semver": "^5.1.0"
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-    "resolve-from": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-2.0.0.tgz",
-      "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c="
+    "require-at": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/require-at/-/require-at-1.0.6.tgz",
+      "integrity": "sha512-7i1auJbMUrXEAZCOQ0VNJgmcT2VOKPRl2YGJwgpHpC9CE91Mv4/4UYIUm4chGJaI381ZDq1JUicFii64Hapd8g=="
     },
     "responselike": {
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@@ -1360,7 +1368,8 @@
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+      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+      "dev": true
     },
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@@ -1423,9 +1432,9 @@
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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=="
+      "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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@@ -1436,7 +1445,7 @@
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-      "integrity": "sha1-CzpmK10Ewxd7GSa+qCsD+Dei70E="
+      "integrity": "sha512-VZBmZP8WU3sMOZm1bdgTadsQbcscK0UM8oKxKVBs4XAhUo2Xxzm/OFMGBkPusxw9xL3Uy8LrzEqGqJhclsr0yA=="
     },
     "socket.io": {
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@@ -1502,7 +1511,7 @@
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-      "integrity": "sha1-/0rm5oZWBWuks+eSqzM004JzyhE=",
+      "integrity": "sha512-kvzhi7vqKTfkh0PZU+2D2PIllw2ymqJKujUcyPMd9Y75Nv4nPbGJZXNhxsgdQab2BmlDct1YnfQCguEvHr7VsQ==",
       "optional": true,
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@@ -1700,7 +1709,7 @@
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-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
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     "utils-merge": {
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diff --git a/backend/app/package.json b/backend/app/package.json
index d68b396..a193a3d 100644
--- a/backend/app/package.json
+++ b/backend/app/package.json
@@ -12,7 +12,7 @@
     "cors": "^2.8.5",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
-    "mongoose": "^5.11.18",
+    "mongoose": "^5.13.15",
     "redis": "^3.1.1",
     "socket.io": "^3.1.2"
   },