diff --git a/package-lock.json b/package-lock.json
index e96560e..c0ea73f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
         "eslint": "^7.32.0",
         "glob": "^7.1.7",
         "mocha": "^11.7.1",
-        "typescript": "^4.5.5",
+        "typescript": "^5.9.3",
         "typescript-formatter": "^7.2.2"
       },
       "engines": {
@@ -5942,17 +5942,18 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.9.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
-      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
+      "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",
       "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/typescript-formatter": {
diff --git a/package.json b/package.json
index 56a8632..154c2fe 100644
--- a/package.json
+++ b/package.json
@@ -139,7 +139,7 @@
     "eslint": "^7.32.0",
     "glob": "^7.1.7",
     "mocha": "^11.7.1",
-    "typescript": "^4.5.5",
+    "typescript": "^5.9.3",
     "typescript-formatter": "^7.2.2",
     "@vscode/vsce": "^3.7.1"
   },