diff --git a/package-lock.json b/package-lock.json
index e7a3dc9..872690b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,6 +19,15 @@
         "defer-to-connect": "^1.0.1"
       }
     },
+    "@types/body-parser": {
+      "version": "1.19.0",
+      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.19.0.tgz",
+      "integrity": "sha512-W98JrE0j2K78swW4ukqMleo8R7h/pFETjM2DQ90MF6XK2i4LO4W3gQ71Lt4w3bfm2EvVSyWHplECvB5sK22yFQ==",
+      "requires": {
+        "@types/connect": "*",
+        "@types/node": "*"
+      }
+    },
     "@types/bson": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/@types/bson/-/bson-4.0.3.tgz",
@@ -27,6 +36,40 @@
         "@types/node": "*"
       }
     },
+    "@types/connect": {
+      "version": "3.4.34",
+      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.34.tgz",
+      "integrity": "sha512-ePPA/JuI+X0vb+gSWlPKOY0NdNAie/rPUqX2GUPpbZwiKTkSPhjXWuee47E4MtE54QVzGCQMQkAL6JhV2E1+cQ==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/express": {
+      "version": "4.17.12",
+      "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.12.tgz",
+      "integrity": "sha512-pTYas6FrP15B1Oa0bkN5tQMNqOcVXa9j4FTFtO8DWI9kppKib+6NJtfTOOLcwxuuYvcX2+dVG6et1SxW/Kc17Q==",
+      "requires": {
+        "@types/body-parser": "*",
+        "@types/express-serve-static-core": "^4.17.18",
+        "@types/qs": "*",
+        "@types/serve-static": "*"
+      }
+    },
+    "@types/express-serve-static-core": {
+      "version": "4.17.22",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.22.tgz",
+      "integrity": "sha512-WdqmrUsRS4ootGha6tVwk/IVHM1iorU8tGehftQD2NWiPniw/sm7xdJOIlXLwqdInL9wBw/p7oO8vaYEF3NDmA==",
+      "requires": {
+        "@types/node": "*",
+        "@types/qs": "*",
+        "@types/range-parser": "*"
+      }
+    },
+    "@types/mime": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.2.tgz",
+      "integrity": "sha512-YATxVxgRqNH6nHEIsvg6k2Boc1JHI9ZbH5iWFFv/MTkchz3b1ieGDa5T0a9RznNdI0KhVbdbWSN+KWWrQZRxTw=="
+    },
     "@types/mongodb": {
       "version": "3.6.17",
       "resolved": "https://registry.npmjs.org/@types/mongodb/-/mongodb-3.6.17.tgz",
@@ -36,11 +79,46 @@
         "@types/node": "*"
       }
     },
+    "@types/multer": {
+      "version": "1.4.6",
+      "resolved": "https://registry.npmjs.org/@types/multer/-/multer-1.4.6.tgz",
+      "integrity": "sha512-F4EZ+KRrzdiSm3jSFj1GVUlw3zWXus5nXYBbrQW/0MGIUv9YHw1dM0cJOxq++v2+Gl4IBdSDvQ3YCORLdyCU+Q==",
+      "requires": {
+        "@types/express": "*"
+      }
+    },
     "@types/node": {
       "version": "15.6.1",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-15.6.1.tgz",
       "integrity": "sha512-7EIraBEyRHEe7CH+Fm1XvgqU6uwZN8Q7jppJGcqjROMT29qhAuuOxYB1uEY5UMYQKEmA5D+5tBnhdaPXSsLONA=="
     },
+    "@types/pump": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@types/pump/-/pump-1.1.1.tgz",
+      "integrity": "sha512-wpRerjHDxFBQ4r8XNv3xHJZeuqrBBoeQ/fhgkooV2F7KsPIYRROb/+f9ODgZfOEyO5/w2ej4YQdpPPXipT8DAA==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/qs": {
+      "version": "6.9.6",
+      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.6.tgz",
+      "integrity": "sha512-0/HnwIfW4ki2D8L8c9GVcG5I72s9jP5GSLVF0VIXDW00kmIpA6O33G7a8n59Tmh7Nz0WUC3rSb7PTY/sdW2JzA=="
+    },
+    "@types/range-parser": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.3.tgz",
+      "integrity": "sha512-ewFXqrQHlFsgc09MK5jP5iR7vumV/BYayNC6PgJO2LPe8vrnNFyjQjSppfEngITi0qvfKtzFvgKymGheFM9UOA=="
+    },
+    "@types/serve-static": {
+      "version": "1.13.9",
+      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.9.tgz",
+      "integrity": "sha512-ZFqF6qa48XsPdjXV5Gsz0Zqmux2PerNd3a/ktL45mHpa19cuMi/cL8tcxdAx497yRh+QtYPuofjT9oWw9P7nkA==",
+      "requires": {
+        "@types/mime": "^1",
+        "@types/node": "*"
+      }
+    },
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -1059,14 +1137,14 @@
       }
     },
     "mongodb": {
-      "version": "3.6.1",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.1.tgz",
-      "integrity": "sha512-uH76Zzr5wPptnjEKJRQnwTsomtFOU/kQEU8a9hKHr2M7y9qVk7Q4Pkv0EQVp88742z9+RwvsdTw6dRjDZCNu1g==",
+      "version": "3.6.9",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-3.6.9.tgz",
+      "integrity": "sha512-1nSCKgSunzn/CXwgOWgbPHUWOO5OfERcuOWISmqd610jn0s8BU9K4879iJVabqgpPPbA6hO7rG48eq+fGED3Mg==",
       "requires": {
-        "bl": "^2.2.0",
+        "bl": "^2.2.1",
         "bson": "^1.1.4",
         "denque": "^1.4.1",
-        "require_optional": "^1.0.1",
+        "optional-require": "^1.0.3",
         "safe-buffer": "^5.1.2",
         "saslprep": "^1.0.0"
       }
@@ -1173,10 +1251,14 @@
       }
     },
     "multer-gridfs-storage": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/multer-gridfs-storage/-/multer-gridfs-storage-4.2.0.tgz",
-      "integrity": "sha512-N2/QlZVsHUGSNmHx367+j2u8MpuZHxb0AEu9wsqNH0ROusSlcl7ERBt6en+IuHv4kAnrLNE4CTNo1yYHoUb7YA==",
-      "requires": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/multer-gridfs-storage/-/multer-gridfs-storage-5.0.0.tgz",
+      "integrity": "sha512-bWBMkWm1sg5lmWP7WjX6mvQlhJ1dkbZukpbBYkpnqGnvh3J6XU+VKnJyaTfCNDA3g2TDTh+94WKLwHqiq1S9QQ==",
+      "requires": {
+        "@types/express": "^4.17.6",
+        "@types/mongodb": "^3.5.25",
+        "@types/multer": "^1.4.3",
+        "@types/pump": "^1.1.0",
         "has-own-prop": "^2.0.0",
         "is-generator": "^1.0.3",
         "is-promise": "^4.0.0",
@@ -1435,20 +1517,6 @@
         "rc": "^1.2.8"
       }
     },
-    "require_optional": {
-      "version": "1.0.1",
-      "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"
-      }
-    },
-    "resolve-from": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-2.0.0.tgz",
-      "integrity": "sha1-lICrIOlP+h2egKgEx+oUdhGWa1c="
-    },
     "responselike": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/responselike/-/responselike-1.0.2.tgz",
@@ -1480,7 +1548,8 @@
     "semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
+      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+      "dev": true
     },
     "semver-diff": {
       "version": "3.1.1",
diff --git a/package.json b/package.json
index c7ba437..06660cd 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "express": "^4.17.1",
     "mongoose": "^5.12.12",
     "multer": "^1.4.2",
-    "multer-gridfs-storage": "^4.2.0"
+    "multer-gridfs-storage": "^5.0.0"
   },
   "devDependencies": {
     "nodemon": "^2.0.7"