diff --git a/package-lock.json b/package-lock.json
index e1f943c..49abf4b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "openapi-generate-html",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "openapi-generate-html",
-      "version": "0.5.1",
+      "version": "0.5.2",
       "license": "MIT",
       "dependencies": {
-        "@apidevtools/json-schema-ref-parser": "^14.1.0",
+        "@apidevtools/json-schema-ref-parser": "^13.0.5",
         "commander": "^12.1.0",
         "ejs": "^3.1.10",
         "fast-safe-stringify": "^2.1.1",
@@ -45,16 +45,16 @@
       }
     },
     "node_modules/@apidevtools/json-schema-ref-parser": {
-      "version": "14.1.0",
-      "resolved": "https://registry.npmjs.org/@apidevtools/json-schema-ref-parser/-/json-schema-ref-parser-14.1.0.tgz",
-      "integrity": "sha512-WFWymchOWHvk7wHLg0poBrpzbMyLBlc07XWKHsscAGYTT2r1KTslk5fA2ziFxmSc5q/JsREEPLCzkD2SI/nwfg==",
+      "version": "13.0.5",
+      "resolved": "https://registry.npmjs.org/@apidevtools/json-schema-ref-parser/-/json-schema-ref-parser-13.0.5.tgz",
+      "integrity": "sha512-xfh4xVJD62gG6spIc7lwxoWT+l16nZu1ELyU8FkjaP/oD2yP09EvLAU6KhtudN9aML2Khhs9pY6Slr7KGTES3w==",
       "license": "MIT",
       "dependencies": {
         "@types/json-schema": "^7.0.15",
         "js-yaml": "^4.1.0"
       },
       "engines": {
-        "node": ">= 20"
+        "node": ">= 16"
       },
       "funding": {
         "url": "https://github.com/sponsors/philsturgeon"
diff --git a/package.json b/package.json
index a4944c2..99da9df 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openapi-generate-html",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "description": "Generate standalone HTML from OpenAPI Specification",
   "type": "module",
   "bin": {
@@ -24,7 +24,7 @@
   "author": "qazsato <qazsato@gmail.com>",
   "license": "MIT",
   "dependencies": {
-    "@apidevtools/json-schema-ref-parser": "^14.1.0",
+    "@apidevtools/json-schema-ref-parser": "^13.0.5",
     "commander": "^12.1.0",
     "ejs": "^3.1.10",
     "fast-safe-stringify": "^2.1.1",