diff --git a/package-lock.json b/package-lock.json
index 42cae35..6f12b5b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,7 +22,7 @@
         "eslint": "8.50.0",
         "glob": "10.3.9",
         "mocha": "10.2.0",
-        "typescript": "5.2.2",
+        "typescript": "5.9.3",
         "webfont": "11.2.26"
       },
       "engines": {
@@ -3578,9 +3578,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
-      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -6502,9 +6502,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
-      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true
     },
     "uri-js": {
diff --git a/package.json b/package.json
index 6c4dc45..83bd902 100644
--- a/package.json
+++ b/package.json
@@ -83,7 +83,7 @@
     "eslint": "8.50.0",
     "glob": "10.3.9",
     "mocha": "10.2.0",
-    "typescript": "5.2.2",
+    "typescript": "5.9.3",
     "webfont": "11.2.26"
   },
   "dependencies": {