diff --git a/package-lock.json b/package-lock.json
index 71ab649..fb7bc5a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,9 +43,9 @@
       "integrity": "sha1-PPNwI9GZ4cJNGlW4SADC8+ZGgDE="
     },
     "typescript": {
-      "version": "4.5.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.4.tgz",
-      "integrity": "sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg=="
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg=="
     }
   }
 }
diff --git a/package.json b/package.json
index a0e43d8..75cefde 100644
--- a/package.json
+++ b/package.json
@@ -33,6 +33,6 @@
     "etag": "^1.8.1",
     "mime": "^3.0.0",
     "range-parser": "^1.2.1",
-    "typescript": "^4.5.4"
+    "typescript": "^4.9.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 1a9aa59..edae5a0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -39,7 +39,7 @@ range-parser@^1.2.1:
   resolved "https://registry.npm.taobao.org/range-parser/download/range-parser-1.2.1.tgz#3cf37023d199e1c24d1a55b84800c2f3e6468031"
   integrity sha1-PPNwI9GZ4cJNGlW4SADC8+ZGgDE=
 
-typescript@^4.5.4:
-  version "4.5.4"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.5.4.tgz#a17d3a0263bf5c8723b9c52f43c5084edf13c2e8"
-  integrity sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==
+typescript@^4.9.4:
+  version "4.9.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.4.tgz#a2a3d2756c079abda241d75f149df9d561091e78"
+  integrity sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==