diff --git a/package-lock.json b/package-lock.json
index 1105c87..0e5fef8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -46,7 +46,7 @@
         "tmp": "^0.2.5",
         "ts-jest": "27.1.3",
         "ts-node": "^10.5.0",
-        "typescript": "^4.5.5",
+        "typescript": "^4.9.5",
         "unbzip2-stream-old": "npm:unbzip2-stream@1.0.0",
         "unzip-stream-old": "npm:unzip-stream@0.1.0"
       }
@@ -6183,9 +6183,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.5.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.5.tgz",
-      "integrity": "sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -11166,9 +11166,9 @@
       }
     },
     "typescript": {
-      "version": "4.5.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.5.tgz",
-      "integrity": "sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index df12476..8e30319 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "tmp": "^0.2.5",
     "ts-jest": "27.1.3",
     "ts-node": "^10.5.0",
-    "typescript": "^4.5.5",
+    "typescript": "^4.9.5",
     "unbzip2-stream-old": "npm:unbzip2-stream@1.0.0",
     "unzip-stream-old": "npm:unzip-stream@0.1.0"
   },