diff --git a/package-lock.json b/package-lock.json
index b1d7f4f..7e224c5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@excaliburjs/plugin-aseprite": "0.31.0",
         "@excaliburjs/plugin-tiled": "0.31.0",
         "excalibur": "0.31.0",
-        "typescript": "4.5.5"
+        "typescript": "5.9.3"
       },
       "devDependencies": {
         "@parcel/transformer-image": "2.16.0",
@@ -3750,16 +3750,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.5.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.5.tgz",
-      "integrity": "sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==",
+      "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",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/update-browserslist-db": {
diff --git a/package.json b/package.json
index e62cd77..c578335 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,6 @@
     "@excaliburjs/plugin-aseprite": "0.31.0",
     "@excaliburjs/plugin-tiled": "0.31.0",
     "excalibur": "0.31.0",
-    "typescript": "4.5.5"
+    "typescript": "5.9.3"
   }
 }