diff --git a/package.json b/package.json
index 215cd74..5b6549d 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
     "discord-oauth2": "^2.10.0",
     "dotenv": "^16.0.2",
     "express": "^4.18.1",
+    "joi": "^17.6.0",
     "mongoose": "^6.5.4",
     "ts-node": "^10.9.1",
     "typescript": "^4.8.2",
diff --git a/yarn.lock b/yarn.lock
index f51bd59..9e5cf59 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9,6 +9,18 @@
   dependencies:
     "@jridgewell/trace-mapping" "0.3.9"
 
+"@hapi/hoek@^9.0.0":
+  version "9.3.0"
+  resolved "https://registry.npmjs.org/@hapi/hoek/-/hoek-9.3.0.tgz"
+  integrity sha512-/c6rf4UJlmHlC9b5BaNvzAcFv7HZ2QHaV0D4/HNlBdvFnvQq8RI4kYdhyPCl7Xj+oWvTWQ8ujhqS53LIgAe6KQ==
+
+"@hapi/topo@^5.0.0":
+  version "5.1.0"
+  resolved "https://registry.npmjs.org/@hapi/topo/-/topo-5.1.0.tgz"
+  integrity sha512-foQZKJig7Ob0BMAYBfcJk8d77QtOe7Wo4ox7ff1lQYoNNAb6jwcY1ncdoy2e9wQZzvNy7ODZCYJkK8kzmcAnAg==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+
 "@jridgewell/resolve-uri@^3.0.3":
   version "3.1.0"
   resolved "https://registry.npmjs.org/@jridgewell/resolve-uri/-/resolve-uri-3.1.0.tgz"
@@ -27,6 +39,23 @@
     "@jridgewell/resolve-uri" "^3.0.3"
     "@jridgewell/sourcemap-codec" "^1.4.10"
 
+"@sideway/address@^4.1.3":
+  version "4.1.4"
+  resolved "https://registry.npmjs.org/@sideway/address/-/address-4.1.4.tgz"
+  integrity sha512-7vwq+rOHVWjyXxVlR76Agnvhy8I9rpzjosTESvmhNeXOXdZZB15Fl+TI9x1SiHZH5Jv2wTGduSxFDIaq0m3DUw==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+
+"@sideway/formula@^3.0.0":
+  version "3.0.0"
+  resolved "https://registry.npmjs.org/@sideway/formula/-/formula-3.0.0.tgz"
+  integrity sha512-vHe7wZ4NOXVfkoRb8T5otiENVlT7a3IAiw7H5M2+GO+9CDgcVUUsX1zalAztCmwyOr2RUTGJdgB+ZvSVqmdHmg==
+
+"@sideway/pinpoint@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.npmjs.org/@sideway/pinpoint/-/pinpoint-2.0.0.tgz"
+  integrity sha512-RNiOoTPkptFtSVzQevY/yWtZwf/RxyVnPy/OcA9HBM3MlGDnBEYL5B41H0MTn0Uec8Hi+2qUtTfG2WWZBmMejQ==
+
 "@tsconfig/node10@^1.0.7":
   version "1.0.9"
   resolved "https://registry.npmjs.org/@tsconfig/node10/-/node10-1.0.9.tgz"
@@ -336,7 +365,7 @@ diff@^4.0.1:
 
 discord-oauth2@^2.10.0:
   version "2.10.0"
-  resolved "https://registry.yarnpkg.com/discord-oauth2/-/discord-oauth2-2.10.0.tgz#7d31baced2b96c739b194c0ae42254cace3dcecd"
+  resolved "https://registry.npmjs.org/discord-oauth2/-/discord-oauth2-2.10.0.tgz"
   integrity sha512-AV+pjKURHyGTCLCUO1vep83/M8zzlAaTkpjAB6bisBCjsyiQzJGihKR4dlM88UeAaJbyqDxnHIsHafePIO2ssg==
 
 dotenv@^16.0.2:
@@ -541,6 +570,17 @@ is-number@^7.0.0:
   resolved "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz"
   integrity sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==
 
+joi@^17.6.0:
+  version "17.6.0"
+  resolved "https://registry.npmjs.org/joi/-/joi-17.6.0.tgz"
+  integrity sha512-OX5dG6DTbcr/kbMFj0KGYxuew69HPcAE3K/sZpEV2nP6e/j/C0HV+HNiBPCASxdx5T7DMoa0s8UeHWMnb6n2zw==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+    "@hapi/topo" "^5.0.0"
+    "@sideway/address" "^4.1.3"
+    "@sideway/formula" "^3.0.0"
+    "@sideway/pinpoint" "^2.0.0"
+
 kareem@2.4.1:
   version "2.4.1"
   resolved "https://registry.npmjs.org/kareem/-/kareem-2.4.1.tgz"