diff --git a/package.json b/package.json
index 18ba9f09..d64bbf93 100644
--- a/package.json
+++ b/package.json
@@ -105,7 +105,7 @@
     "@types/mime-types": "^3.0.1",
     "@types/mocha": "^10.0.10",
     "@types/mousetrap": "^1.6.15",
-    "@types/node": "^17.0.45",
+    "@types/node": "^18.19.130",
     "@types/node-forge": "^1.3.14",
     "@types/read": "^0.0.32",
     "@types/semver": "^7.7.1",
diff --git a/server/clientManager.ts b/server/clientManager.ts
index bbab4f49..8d07b070 100644
--- a/server/clientManager.ts
+++ b/server/clientManager.ts
@@ -87,7 +87,7 @@ class ClientManager {
 
 	autoloadUsers() {
 		fs.watch(Config.getUsersPath(), (_eventType, file) => {
-			if (!file.endsWith(".json")) {
+			if (!file?.endsWith(".json")) {
 				return;
 			}
 
diff --git a/server/plugins/uploader.ts b/server/plugins/uploader.ts
index a735412a..9f6c55bd 100644
--- a/server/plugins/uploader.ts
+++ b/server/plugins/uploader.ts
@@ -132,7 +132,7 @@ class Uploader {
 	}
 
 	static routeUploadFile(this: void, req: Request, res: Response) {
-		let busboyInstance: NodeJS.WritableStream | busboy | null | undefined;
+		let busboyInstance: busboy | null | undefined;
 		let uploadUrl: string | URL;
 		let randomName: string;
 		let destDir: fs.PathLike;
diff --git a/yarn.lock b/yarn.lock
index 609bac53..d187cac3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1952,10 +1952,12 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-14.18.63.tgz#1788fa8da838dbb5f9ea994b834278205db6ca2b"
   integrity sha512-fAtCfv4jJg+ExtXhvCkCqUKZ+4ok/JQk01qDKhL5BDDoS3AxKXhV5/MAVUZyQnSEd2GT92fkgZl0pz0Q0AzcIQ==
 
-"@types/node@^17.0.45":
-  version "17.0.45"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-17.0.45.tgz#2c0fafd78705e7a18b7906b5201a522719dc5190"
-  integrity sha512-w+tIMs3rq2afQdsPJlODhoUEKzFP1ayaoyl1CcnwtIlsVe7K7bA1NGm4s3PraqTLlXnbIN84zuBlxBWo1u9BLw==
+"@types/node@^18.19.130":
+  version "18.19.130"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.19.130.tgz#da4c6324793a79defb7a62cba3947ec5add00d59"
+  integrity sha512-GRaXQx6jGfL8sKfaIDD6OupbIHBr9jv7Jnaml9tB7l4v068PAOXqfcujMMo5PhbIs6ggR1XODELqahT2R8v0fg==
+  dependencies:
+    undici-types "~5.26.4"
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.4"
@@ -8176,6 +8178,11 @@ undate@^0.3.0:
   resolved "https://registry.yarnpkg.com/undate/-/undate-0.3.0.tgz#cbf6b1f179d69ace7393e6d92400c3afdf43d140"
   integrity sha512-ssH8QTNBY6B+2fRr3stSQ+9m2NT8qTaun3ExTx5ibzYQvP7yX4+BnX0McNxFCvh6S5ia/DYu6bsCKQx/U4nb/Q==
 
+undici-types@~5.26.4:
+  version "5.26.5"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
+  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
+
 undici-types@~7.16.0:
   version "7.16.0"
   resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-7.16.0.tgz#ffccdff36aea4884cbfce9a750a0580224f58a46"