diff --git a/package-lock.json b/package-lock.json
index ee69aa8..41d34da 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
 				"@types/node": "^24.10.0",
 				"@vitest/coverage-v8": "^3.2.4",
 				"@vitest/ui": "^3.2.4",
-				"typescript": "^5.8.3",
+				"typescript": "^5.9.3",
 				"vitest": "^3.2.4",
 				"wrangler": "^4.45.3"
 			}
@@ -4664,9 +4664,9 @@
 			}
 		},
 		"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==",
 			"license": "Apache-2.0",
 			"bin": {
 				"tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 6b3a7cf..df10b12 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
 		"@types/node": "^24.10.0",
 		"@vitest/coverage-v8": "^3.2.4",
 		"@vitest/ui": "^3.2.4",
-		"typescript": "^5.8.3",
+		"typescript": "^5.9.3",
 		"vitest": "^3.2.4",
 		"wrangler": "^4.45.3"
 	}