diff --git a/package.json b/package.json
index 30f20e7..0bf6584 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,6 @@
     "ts-loader": "^9.4.1",
     "ts-node": "^9.1.1",
     "tslint": "^5.20.1",
-    "typescript": "^4.8.4"
+    "typescript": "^4.9.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index ddf732b..160ed0e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -692,9 +692,9 @@ type-detect@^4.0.0, type-detect@^4.0.5:
   version "4.0.8"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
 
-typescript@^4.8.4:
-  version "4.8.4"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.8.4.tgz#c464abca159669597be5f96b8943500b238e60e6"
+typescript@^4.9.4:
+  version "4.9.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.4.tgz#a2a3d2756c079abda241d75f149df9d561091e78"
 
 workerpool@6.2.1:
   version "6.2.1"