diff --git a/backend/package-lock.json b/backend/package-lock.json
index e2f4cfb..c321570 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -5,6 +5,7 @@
   "requires": true,
   "packages": {
     "": {
+      "name": "backend",
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
@@ -18,7 +19,7 @@
         "express": "^4.17.1",
         "express-async-handler": "^1.1.4",
         "jsonwebtoken": "^8.5.1",
-        "mongoose": "^5.13.3",
+        "mongoose": "^5.13.14",
         "nodemon": "^2.0.12"
       }
     },
@@ -2836,9 +2837,9 @@
       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o="
     },
     "node_modules/denque": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.0.tgz",
-      "integrity": "sha512-CYiCSgIF1p6EUByQPlGkKnP1M9g0ZV3qMIrqMqZqdwazygIA/YP2vrbcyl1h/WppKJTdl1F85cXIle+394iDAQ==",
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.1.tgz",
+      "integrity": "sha512-XwE+iZ4D6ZUB7mfYRMb5wByE8L74HCn30FBN7sWnXksWc1LO1bPDl67pBR9o/kC4z/xSNAwkMYcGgqDV3BE3Hw==",
       "engines": {
         "node": ">=0.10"
       }
@@ -4479,14 +4480,14 @@
       }
     },
     "node_modules/mongodb": {
-      "version": "3.6.10",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.10.tgz",
-      "integrity": "sha512-fvIBQBF7KwCJnDZUnFFy4WqEFP8ibdXeFANnylW19+vOwdjOAvqIzPdsNCEMT6VKTHnYu4K64AWRih0mkFms6Q==",
+      "version": "3.7.3",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.7.3.tgz",
+      "integrity": "sha512-Psm+g3/wHXhjBEktkxXsFMZvd3nemI0r3IPsE0bU+4//PnvNWKkzhZcEsbPcYiWqe8XqXJJEg4Tgtr7Raw67Yw==",
       "dependencies": {
         "bl": "^2.2.1",
         "bson": "^1.1.4",
         "denque": "^1.4.1",
-        "optional-require": "^1.0.3",
+        "optional-require": "^1.1.8",
         "safe-buffer": "^5.1.2"
       },
       "engines": {
@@ -4516,20 +4517,32 @@
         }
       }
     },
+    "node_modules/mongodb/node_modules/optional-require": {
+      "version": "1.1.8",
+      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.8.tgz",
+      "integrity": "sha512-jq83qaUb0wNg9Krv1c5OQ+58EK+vHde6aBPzLvPPqJm89UQWsvSuFy9X/OSNJnFeSOKo7btE0n8Nl2+nE+z5nA==",
+      "dependencies": {
+        "require-at": "^1.0.6"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/mongoose": {
-      "version": "5.13.3",
-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.13.3.tgz",
-      "integrity": "sha512-q+zX6kqHAvwxf5speMWhq6qF4vdj+x6/kfD5RSKdZKNm52yGmaUygN+zgrtQjBZPFEzG0B3vF6GP0PoAGadE+w==",
+      "version": "5.13.14",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.13.14.tgz",
+      "integrity": "sha512-j+BlQjjxgZg0iWn42kLeZTB91OejcxWpY2Z50bsZTiKJ7HHcEtcY21Godw496GMkBqJMTzmW7G/kZ04mW+Cb7Q==",
       "dependencies": {
+        "@types/bson": "1.x || 4.0.x",
         "@types/mongodb": "^3.5.27",
-        "@types/node": "14.x || 15.x",
         "bson": "^1.1.4",
         "kareem": "2.3.2",
-        "mongodb": "3.6.10",
+        "mongodb": "3.7.3",
         "mongoose-legacy-pluralize": "1.0.2",
-        "mpath": "0.8.3",
+        "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": "13.5.2",
@@ -4576,9 +4589,9 @@
       ]
     },
     "node_modules/mpath": {
-      "version": "0.8.3",
-      "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",
+      "integrity": "sha512-DTxNZomBcTWlrMW76jy1wvV37X/cNNxPW1y2Jzd4DZkAaC5ZGsm8bfGfNOthcDuRJujXLqiuS6o3Tpy0JEoh7g==",
       "engines": {
         "node": ">=4.0.0"
       }
@@ -4993,12 +5006,9 @@
       }
     },
     "node_modules/optional-require": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.0.tgz",
-      "integrity": "sha512-5/7ee3eTFg1P+F9usTubuNCLfWRK6DjV0EFHLlbp7MmV5UlWqpWIVSnH6xo4u+fc5WHXaJuvJi6iuYnfDyj6oQ==",
-      "dependencies": {
-        "require-at": "^1.0.6"
-      },
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.0.3.tgz",
+      "integrity": "sha512-RV2Zp2MY2aeYK5G+B/Sps8lW5NHAzE5QClbFP15j+PWmP+T9PxlJXBOOLoSAdgwFvS4t0aMR4vpedMkbHfh0nA==",
       "engines": {
         "node": ">=4"
       }
@@ -8660,9 +8670,9 @@
       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o="
     },
     "denque": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.0.tgz",
-      "integrity": "sha512-CYiCSgIF1p6EUByQPlGkKnP1M9g0ZV3qMIrqMqZqdwazygIA/YP2vrbcyl1h/WppKJTdl1F85cXIle+394iDAQ=="
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-1.5.1.tgz",
+      "integrity": "sha512-XwE+iZ4D6ZUB7mfYRMb5wByE8L74HCn30FBN7sWnXksWc1LO1bPDl67pBR9o/kC4z/xSNAwkMYcGgqDV3BE3Hw=="
     },
     "depd": {
       "version": "1.1.2",
@@ -9900,32 +9910,43 @@
       "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw=="
     },
     "mongodb": {
-      "version": "3.6.10",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.10.tgz",
-      "integrity": "sha512-fvIBQBF7KwCJnDZUnFFy4WqEFP8ibdXeFANnylW19+vOwdjOAvqIzPdsNCEMT6VKTHnYu4K64AWRih0mkFms6Q==",
+      "version": "3.7.3",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.7.3.tgz",
+      "integrity": "sha512-Psm+g3/wHXhjBEktkxXsFMZvd3nemI0r3IPsE0bU+4//PnvNWKkzhZcEsbPcYiWqe8XqXJJEg4Tgtr7Raw67Yw==",
       "requires": {
         "bl": "^2.2.1",
         "bson": "^1.1.4",
         "denque": "^1.4.1",
-        "optional-require": "^1.0.3",
+        "optional-require": "^1.1.8",
         "safe-buffer": "^5.1.2",
         "saslprep": "^1.0.0"
+      },
+      "dependencies": {
+        "optional-require": {
+          "version": "1.1.8",
+          "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.8.tgz",
+          "integrity": "sha512-jq83qaUb0wNg9Krv1c5OQ+58EK+vHde6aBPzLvPPqJm89UQWsvSuFy9X/OSNJnFeSOKo7btE0n8Nl2+nE+z5nA==",
+          "requires": {
+            "require-at": "^1.0.6"
+          }
+        }
       }
     },
     "mongoose": {
-      "version": "5.13.3",
-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.13.3.tgz",
-      "integrity": "sha512-q+zX6kqHAvwxf5speMWhq6qF4vdj+x6/kfD5RSKdZKNm52yGmaUygN+zgrtQjBZPFEzG0B3vF6GP0PoAGadE+w==",
+      "version": "5.13.14",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-5.13.14.tgz",
+      "integrity": "sha512-j+BlQjjxgZg0iWn42kLeZTB91OejcxWpY2Z50bsZTiKJ7HHcEtcY21Godw496GMkBqJMTzmW7G/kZ04mW+Cb7Q==",
       "requires": {
+        "@types/bson": "1.x || 4.0.x",
         "@types/mongodb": "^3.5.27",
-        "@types/node": "14.x || 15.x",
         "bson": "^1.1.4",
         "kareem": "2.3.2",
-        "mongodb": "3.6.10",
+        "mongodb": "3.7.3",
         "mongoose-legacy-pluralize": "1.0.2",
-        "mpath": "0.8.3",
+        "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": "13.5.2",
@@ -9951,9 +9972,9 @@
       "requires": {}
     },
     "mpath": {
-      "version": "0.8.3",
-      "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",
+      "integrity": "sha512-DTxNZomBcTWlrMW76jy1wvV37X/cNNxPW1y2Jzd4DZkAaC5ZGsm8bfGfNOthcDuRJujXLqiuS6o3Tpy0JEoh7g=="
     },
     "mquery": {
       "version": "3.2.5",
@@ -10273,12 +10294,9 @@
       }
     },
     "optional-require": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.1.0.tgz",
-      "integrity": "sha512-5/7ee3eTFg1P+F9usTubuNCLfWRK6DjV0EFHLlbp7MmV5UlWqpWIVSnH6xo4u+fc5WHXaJuvJi6iuYnfDyj6oQ==",
-      "requires": {
-        "require-at": "^1.0.6"
-      }
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/optional-require/-/optional-require-1.0.3.tgz",
+      "integrity": "sha512-RV2Zp2MY2aeYK5G+B/Sps8lW5NHAzE5QClbFP15j+PWmP+T9PxlJXBOOLoSAdgwFvS4t0aMR4vpedMkbHfh0nA=="
     },
     "p-cancelable": {
       "version": "1.1.0",
diff --git a/backend/package.json b/backend/package.json
index 5eb8765..9ffc299 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -21,7 +21,7 @@
     "express": "^4.17.1",
     "express-async-handler": "^1.1.4",
     "jsonwebtoken": "^8.5.1",
-    "mongoose": "^5.13.3",
+    "mongoose": "^5.13.14",
     "nodemon": "^2.0.12"
   }
 }