diff --git a/package.json b/package.json
index 37adb83..b191889 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "esbuild": "^0.23.0",
     "jest": "29.7.0",
     "npm-run-all2": "6.2.2",
-    "openapi-typescript": "7.3.0",
+    "openapi-typescript": "7.4.0",
     "rimraf": "6.0.1",
     "rollup": "^4.0.0",
     "rollup-plugin-dts": "^6.0.0",
diff --git a/yarn.lock b/yarn.lock
index 5c746ce..0336655 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1663,6 +1663,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"change-case@npm:^5.4.4":
+  version: 5.4.4
+  resolution: "change-case@npm:5.4.4"
+  checksum: 10c0/2a9c2b9c9ad6ab2491105aaf506db1a9acaf543a18967798dcce20926c6a173aa63266cb6189f3086e3c14bf7ae1f8ea4f96ecc466fcd582310efa00372f3734
+  languageName: node
+  linkType: hard
+
 "char-regex@npm:^1.0.2":
   version: 1.0.2
   resolution: "char-regex@npm:1.0.2"
@@ -3731,12 +3738,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"openapi-typescript@npm:7.3.0":
-  version: 7.3.0
-  resolution: "openapi-typescript@npm:7.3.0"
+"openapi-typescript@npm:7.4.0":
+  version: 7.4.0
+  resolution: "openapi-typescript@npm:7.4.0"
   dependencies:
     "@redocly/openapi-core": "npm:^1.16.0"
     ansi-colors: "npm:^4.1.3"
+    change-case: "npm:^5.4.4"
     parse-json: "npm:^8.1.0"
     supports-color: "npm:^9.4.0"
     yargs-parser: "npm:^21.1.1"
@@ -3744,7 +3752,7 @@ __metadata:
     typescript: ^5.x
   bin:
     openapi-typescript: bin/cli.js
-  checksum: 10c0/432d7a549aa4a224ae51e6236e01bd2ac50934d2ed3a283c1c7a3342b86d64f29cf5d5576881704f095be1d2d6cb718ec918747f4e941ef7bfb101520f85f4fb
+  checksum: 10c0/924a839591dc8d05e85f3a8a4d3413c3c57ff9edb2d56d76ef4c0b95c0b6da8fedf749ae7e90fba5829299b87cc9d81e9b2286a88fc86ed9448aef45d6bc8eaf
   languageName: node
   linkType: hard
 
@@ -4833,7 +4841,7 @@ __metadata:
     esbuild: "npm:^0.23.0"
     jest: "npm:29.7.0"
     npm-run-all2: "npm:6.2.2"
-    openapi-typescript: "npm:7.3.0"
+    openapi-typescript: "npm:7.4.0"
     qs: "npm:^6.11.0"
     rimraf: "npm:6.0.1"
     rollup: "npm:^4.0.0"