diff --git a/package.json b/package.json
index fae36f84b..e99a976c6 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "Fast & Powerful Hitokoto API Framework.",
   "main": "core.js",
   "engines": {
-    "node": ">=14"
+    "node": "21.2.0"
   },
   "scripts": {
     "start": "node core",
@@ -68,8 +68,8 @@
   "dependencies": {
     "@hitokoto/koa-jsonp": "3.0.7",
     "@hitokoto/koa-respond": "3.0.3",
-    "@koa/bodyparser": "^5.0.0",
-    "@koa/cors": "^4.0.0",
+    "@koa/bodyparser": "5.0.0",
+    "@koa/cors": "4.0.0",
     "@sentry/integrations": "7.57.0",
     "@sentry/node": "7.57.0",
     "@sentry/tracing": "7.57.0",
diff --git a/yarn.lock b/yarn.lock
index 68c721fd7..6f5d26d9c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2133,7 +2133,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@koa/bodyparser@npm:^5.0.0":
+"@koa/bodyparser@npm:5.0.0":
   version: 5.0.0
   resolution: "@koa/bodyparser@npm:5.0.0"
   dependencies:
@@ -2144,7 +2144,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@koa/cors@npm:^4.0.0":
+"@koa/cors@npm:4.0.0":
   version: 4.0.0
   resolution: "@koa/cors@npm:4.0.0"
   dependencies:
@@ -6735,8 +6735,8 @@ __metadata:
     "@commitlint/config-conventional": "npm:17.8.1"
     "@hitokoto/koa-jsonp": "npm:3.0.7"
     "@hitokoto/koa-respond": "npm:3.0.3"
-    "@koa/bodyparser": "npm:^5.0.0"
-    "@koa/cors": "npm:^4.0.0"
+    "@koa/bodyparser": "npm:5.0.0"
+    "@koa/cors": "npm:4.0.0"
     "@sentry/integrations": "npm:7.57.0"
     "@sentry/node": "npm:7.57.0"
     "@sentry/tracing": "npm:7.57.0"