diff --git a/package-lock.json b/package-lock.json
index 42bc16f..0cb22ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
         "@openapitools/openapi-generator-cli": "^2.3.2",
         "@prettier/plugin-php": "^0.16.3",
         "prettier": "^2.3.0",
-        "typescript": "^4.2.4"
+        "typescript": "^4.5.5"
       }
     },
     "node_modules/@babel/code-frame": {
@@ -1452,9 +1452,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.5.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.5.tgz",
+      "integrity": "sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -2642,9 +2642,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
-      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==",
+      "version": "4.5.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.5.tgz",
+      "integrity": "sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==",
       "dev": true
     },
     "universalify": {
diff --git a/package.json b/package.json
index 4a56095..81b3513 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "@openapitools/openapi-generator-cli": "^2.3.2",
     "@prettier/plugin-php": "^0.16.3",
     "prettier": "^2.3.0",
-    "typescript": "^4.2.4"
+    "typescript": "^4.5.5"
   },
   "prettier": {
     "singleQuote": true,