diff --git a/package.json b/package.json
index cad8b35..5d8db9d 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "body-parser": "^1.19.0",
     "express": "^4.17.1",
     "http-status": "^1.4.2",
-    "mongoose": "^5.7.14",
+    "mongoose": "^5.9.19",
     "morgan": "^1.9.1"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index 5326e5e..b25c968 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -845,6 +845,13 @@ binary-extensions@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.0.0.tgz#23c0df14f6a88077f5f986c0d167ec03c3d5537c"
 
+bl@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-2.2.0.tgz#e1a574cdf528e4053019bb800b041c0ac88da493"
+  dependencies:
+    readable-stream "^2.3.5"
+    safe-buffer "^5.1.1"
+
 block-stream@*:
   version "0.0.9"
   resolved "https://registry.yarnpkg.com/block-stream/-/block-stream-0.0.9.tgz#13ebfe778a03205cfe03751481ebb4b3300c126a"
@@ -914,9 +921,9 @@ braces@~3.0.2:
   dependencies:
     fill-range "^7.0.1"
 
-bson@^1.1.1, bson@~1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/bson/-/bson-1.1.1.tgz#4330f5e99104c4e751e7351859e2d408279f2f13"
+bson@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/bson/-/bson-1.1.4.tgz#f76870d799f15b854dffb7ee32f0a874797f7e89"
 
 bytes@3.1.0:
   version "3.1.0"
@@ -1202,6 +1209,10 @@ delegates@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
 
+denque@^1.4.1:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/denque/-/denque-1.4.1.tgz#6744ff7641c148c3f8a69c307e51235c1f4a37cf"
+
 depd@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/depd/-/depd-1.1.2.tgz#9bcd52e14c097763e749b274c4346ed2e560b5a9"
@@ -2232,11 +2243,13 @@ minimist@^1.2.0:
   dependencies:
     minimist "0.0.8"
 
-mongodb@3.3.5:
-  version "3.3.5"
-  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.3.5.tgz#38d531013afede92b0dd282e3b9f3c08c9bdff3b"
+mongodb@3.5.9:
+  version "3.5.9"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.5.9.tgz#799b72be8110b7e71a882bb7ce0d84d05429f772"
   dependencies:
-    bson "^1.1.1"
+    bl "^2.2.0"
+    bson "^1.1.4"
+    denque "^1.4.1"
     require_optional "^1.0.1"
     safe-buffer "^5.1.2"
   optionalDependencies:
@@ -2246,15 +2259,15 @@ mongoose-legacy-pluralize@1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/mongoose-legacy-pluralize/-/mongoose-legacy-pluralize-1.0.2.tgz#3ba9f91fa507b5186d399fb40854bff18fb563e4"
 
-mongoose@^5.7.14:
-  version "5.7.14"
-  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.7.14.tgz#1e9be2b561b6f4e3fad9d4b2a4f0de14f02a785f"
+mongoose@^5.9.19:
+  version "5.9.19"
+  resolved "https://registry.yarnpkg.com/mongoose/-/mongoose-5.9.19.tgz#fadedce84e3f49b7ea335b73d2a60d2df97d69e1"
   dependencies:
-    bson "~1.1.1"
+    bson "^1.1.4"
     kareem "2.3.1"
-    mongodb "3.3.5"
+    mongodb "3.5.9"
     mongoose-legacy-pluralize "1.0.2"
-    mpath "0.6.0"
+    mpath "0.7.0"
     mquery "3.2.2"
     ms "2.1.2"
     regexp-clone "1.0.0"
@@ -2272,9 +2285,9 @@ morgan@^1.9.1:
     on-finished "~2.3.0"
     on-headers "~1.0.1"
 
-mpath@0.6.0:
-  version "0.6.0"
-  resolved "https://registry.yarnpkg.com/mpath/-/mpath-0.6.0.tgz#aa922029fca4f0f641f360e74c5c1b6a4c47078e"
+mpath@0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/mpath/-/mpath-0.7.0.tgz#20e8102e276b71709d6e07e9f8d4d0f641afbfb8"
 
 mquery@3.2.2:
   version "3.2.2"
@@ -2528,6 +2541,10 @@ process-nextick-args@~1.0.6:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
 
+process-nextick-args@~2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
+
 progress@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.0.tgz#8a1be366bf8fc23db2bd23f10c6fe920b4389d1f"
@@ -2622,6 +2639,18 @@ readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.4:
     string_decoder "~1.0.3"
     util-deprecate "~1.0.1"
 
+readable-stream@^2.3.5:
+  version "2.3.7"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
+  dependencies:
+    core-util-is "~1.0.0"
+    inherits "~2.0.3"
+    isarray "~1.0.0"
+    process-nextick-args "~2.0.0"
+    safe-buffer "~5.1.1"
+    string_decoder "~1.1.1"
+    util-deprecate "~1.0.1"
+
 readdirp@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-2.1.0.tgz#4ed0ad060df3073300c48440373f72d1cc642d78"
@@ -2806,9 +2835,9 @@ safe-buffer@5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
 
-safe-buffer@^5.0.1, safe-buffer@^5.1.2:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.0.tgz#b74daec49b1148f88c64b68d49b1e815c1f2f519"
+safe-buffer@^5.0.1, safe-buffer@^5.1.1, safe-buffer@^5.1.2:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
 
 "safer-buffer@>= 2.1.2 < 3", safer-buffer@^2.0.2, safer-buffer@^2.1.0, safer-buffer@~2.1.0:
   version "2.1.2"
@@ -2993,6 +3022,12 @@ string_decoder@~1.0.3:
   dependencies:
     safe-buffer "~5.1.0"
 
+string_decoder@~1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
+  dependencies:
+    safe-buffer "~5.1.0"
+
 stringstream@~0.0.4:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/stringstream/-/stringstream-0.0.6.tgz#7880225b0d4ad10e30927d167a1d6f2fd3b33a72"