diff --git a/package-lock.json b/package-lock.json
index d0b944d..23fe8ce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2239,9 +2239,9 @@
       }
     },
     "typescript": {
-      "version": "4.5.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.4.tgz",
-      "integrity": "sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true
     },
     "url-parse-lax": {
diff --git a/package.json b/package.json
index 397718d..9a940b6 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "mocha": "8.3.2",
     "nyc": "15.1.0",
     "sauce-browsers": "2.0.0",
-    "typescript": "4.5.4"
+    "typescript": "4.9.5"
   },
   "dependencies": {}
 }