diff --git a/package.json b/package.json
index 35e2784..523d7d8 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
         "jest-specific-snapshot": "^2.0.0",
         "ts-jest": "24.3.0",
         "ts-node": "^8.0.2",
-        "typescript": "~4.2"
+        "typescript": "~4.9"
     },
     "files": [
         "dist"
diff --git a/yarn.lock b/yarn.lock
index 3fda6f4..4219e61 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3652,10 +3652,10 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-typescript@~4.2:
-  version "4.2.4"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.4.tgz#8610b59747de028fda898a8aef0e103f156d0961"
-  integrity sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==
+typescript@~4.9:
+  version "4.9.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.4.tgz#a2a3d2756c079abda241d75f149df9d561091e78"
+  integrity sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==
 
 uglify-js@^3.1.4:
   version "3.13.3"