diff --git a/2022_ts/package-lock.json b/2022_ts/package-lock.json
index f0a62b5..bc77819 100644
--- a/2022_ts/package-lock.json
+++ b/2022_ts/package-lock.json
@@ -16,7 +16,7 @@
         "@types/node": "^20.10.4",
         "jest": "^29.7.0",
         "ts-jest": "^29.0.3",
-        "typescript": "^5.3.3"
+        "typescript": "^5.4.2"
       }
     },
     "node_modules/@ampproject/remapping": {
@@ -3653,9 +3653,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.3.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
-      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
+      "version": "5.4.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.2.tgz",
+      "integrity": "sha512-+2/g0Fds1ERlP6JsakQQDXjZdZMM+rqpamFZJEKh4kwTIn3iDkgKtby0CeNd5ATNZ4Ry1ax15TMx0W2V+miizQ==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -6588,9 +6588,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "5.3.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
-      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw=="
+      "version": "5.4.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.2.tgz",
+      "integrity": "sha512-+2/g0Fds1ERlP6JsakQQDXjZdZMM+rqpamFZJEKh4kwTIn3iDkgKtby0CeNd5ATNZ4Ry1ax15TMx0W2V+miizQ=="
     },
     "undici-types": {
       "version": "5.26.5",
diff --git a/2022_ts/package.json b/2022_ts/package.json
index ba0a067..d87839b 100644
--- a/2022_ts/package.json
+++ b/2022_ts/package.json
@@ -15,7 +15,7 @@
     "@types/node": "^20.10.4",
     "jest": "^29.7.0",
     "ts-jest": "^29.0.3",
-    "typescript": "^5.3.3"
+    "typescript": "^5.4.2"
   },
   "dependencies": {
     "ts-node": "^10.9.2"