diff --git a/package-lock.json b/package-lock.json
index a49c90da..2f388b0b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
 				"mocha": "^11.7.2",
 				"nyc": "^17.1.0",
 				"tslint": "^6.1.3",
-				"typescript": "^5.8.3",
+				"typescript": "^5.9.3",
 				"yarn": "^1.22.22"
 			},
 			"engines": {
@@ -3343,11 +3343,10 @@
 			}
 		},
 		"node_modules/typescript": {
-			"version": "5.8.3",
-			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-			"integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+			"version": "5.9.3",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+			"integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
 			"dev": true,
-			"license": "Apache-2.0",
 			"bin": {
 				"tsc": "bin/tsc",
 				"tsserver": "bin/tsserver"
@@ -6149,9 +6148,9 @@
 			}
 		},
 		"typescript": {
-			"version": "5.8.3",
-			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-			"integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+			"version": "5.9.3",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+			"integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
 			"dev": true
 		},
 		"undici-types": {
diff --git a/package.json b/package.json
index 3670f5e7..e1d9a7f9 100644
--- a/package.json
+++ b/package.json
@@ -205,7 +205,7 @@
 		"mocha": "^11.7.2",
 		"nyc": "^17.1.0",
 		"tslint": "^6.1.3",
-		"typescript": "^5.8.3",
+		"typescript": "^5.9.3",
 		"@vscode/test-electron": "^2.5.2",
 		"yarn": "^1.22.22",
 		"@swc/core": "^1.13.5",