diff --git a/packages/node-ws/CHANGELOG.md b/packages/node-ws/CHANGELOG.md
index aa63617e..4c95aff0 100644
--- a/packages/node-ws/CHANGELOG.md
+++ b/packages/node-ws/CHANGELOG.md
@@ -1,5 +1,11 @@
 # @hono/node-ws
 
+## 1.1.2
+
+### Patch Changes
+
+- [#1138](https://github.com/honojs/middleware/pull/1138) [`237bff1b82f2c0adfcd015dc97538b36cfb5d418`](https://github.com/honojs/middleware/commit/237bff1b82f2c0adfcd015dc97538b36cfb5d418) Thanks [@leia-uwu](https://github.com/leia-uwu)! - Fix missing code and reason on `CloseEvent`
+
 ## 1.1.1
 
 ### Patch Changes
diff --git a/packages/node-ws/package.json b/packages/node-ws/package.json
index 9c03134b..69cd9065 100644
--- a/packages/node-ws/package.json
+++ b/packages/node-ws/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hono/node-ws",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "description": "WebSocket helper for Node.js",
   "type": "module",
   "main": "dist/index.js",
diff --git a/packages/node-ws/src/index.test.ts b/packages/node-ws/src/index.test.ts
index 60c78a3d..9815e4fe 100644
--- a/packages/node-ws/src/index.test.ts
+++ b/packages/node-ws/src/index.test.ts
@@ -170,18 +170,21 @@ describe('WebSocket helper', () => {
   })
 
   it('CloseEvent should be executed without crash', async () => {
+    const testCode = 3001
+    const testReason = 'Test!'
     app.get(
       '/',
       upgradeWebSocket(() => ({
-        onClose() {
-          // doing some stuff here
+        onClose(event) {
+          expect(event.code).toBe(testCode)
+          expect(event.reason).toBe(testReason)
         },
       }))
     )
 
     const ws = new WebSocket('ws://localhost:3030/')
     await new Promise<void>((resolve) => ws.on('open', resolve))
-    ws.close()
+    ws.close(testCode, testReason)
   })
 
   it('Should be able to send and receive binary content with good length', async () => {
diff --git a/packages/node-ws/src/index.ts b/packages/node-ws/src/index.ts
index cea3e244..ed0c5c79 100644
--- a/packages/node-ws/src/index.ts
+++ b/packages/node-ws/src/index.ts
@@ -146,9 +146,9 @@ export const createNodeWebSocket = (init: NodeWebSocketInit): NodeWebSocket => {
               }
             }
           })
-          ws.on('close', () => {
+          ws.on('close', (code, reason) => {
             try {
-              events?.onClose?.(new CloseEvent('close'), ctx)
+              events?.onClose?.(new CloseEvent('close', { code, reason: reason.toString() }), ctx)
             } catch (e) {
               ;(options?.onError ?? console.error)(e)
             }