diff --git a/src/validators/common.ts b/src/validators/common.ts
index ede1d3e33..199a62e1e 100644
--- a/src/validators/common.ts
+++ b/src/validators/common.ts
@@ -2,42 +2,54 @@ import { z } from 'zod'
 
 import { NodeTypeEnum } from '../types'
 
-export const PortValidator = z
-  .union([z.string(), z.number()])
-  .transform((v, ctx): string | number => {
-    const port = Number(v)
+export const getPositiveIntegersNumberValidatior = (
+  validator: (n: number) => boolean,
+  message: string,
+) =>
+  z.union([z.string(), z.number()]).transform((v, ctx): string | number => {
+    const num = Number(v)
     const isInputString = typeof v === 'string'
 
-    if (port > 0 && port < 65536 && Number.isInteger(port)) {
-      return isInputString ? `${port}` : port
+    if (validator(num) && Number.isInteger(num)) {
+      return isInputString ? `${num}` : num
     } else {
       ctx.addIssue({
         code: z.ZodIssueCode.custom,
-        message: '端口号必须为 0 ~ 65535 之间的整数',
+        message,
       })
 
       return z.NEVER
     }
   })
 
-export const IntegersVersionValidator = z
+export const PortValidator = z
   .union([z.string(), z.number()])
   .transform((v, ctx): string | number => {
-    const version = Number(v)
+    const port = Number(v)
     const isInputString = typeof v === 'string'
 
-    if (version > 0 && Number.isInteger(version)) {
-      return isInputString ? `${version}` : version
+    if (port > 0 && port < 65536 && Number.isInteger(port)) {
+      return isInputString ? `${port}` : port
     } else {
       ctx.addIssue({
         code: z.ZodIssueCode.custom,
-        message: '版本号必须为大于 0 的整数',
+        message: '端口号必须为 0 ~ 65535 之间的整数',
       })
 
       return z.NEVER
     }
   })
 
+export const AlterIdValiator = getPositiveIntegersNumberValidatior(
+  (n) => n >= 0,
+  'alterId 必须为大于等于 0 的整数',
+)
+
+export const IntegersVersionValidator = getPositiveIntegersNumberValidatior(
+  (n) => n > 0,
+  '版本号必须为大于 0 的整数',
+)
+
 export const SimpleNodeConfigValidator = z.object({
   type: z.nativeEnum(NodeTypeEnum),
   nodeName: z.string(),
diff --git a/src/validators/vmess.ts b/src/validators/vmess.ts
index 232b5f6d8..a56dcd4e5 100644
--- a/src/validators/vmess.ts
+++ b/src/validators/vmess.ts
@@ -1,7 +1,11 @@
 import { z } from 'zod'
 
 import { NodeTypeEnum } from '../types'
-import { PortValidator, SimpleNodeConfigValidator } from './common'
+import {
+  PortValidator,
+  SimpleNodeConfigValidator,
+  AlterIdValiator,
+} from './common'
 
 export const VmessNodeConfigValidator = SimpleNodeConfigValidator.extend({
   type: z.literal(NodeTypeEnum.Vmess),
@@ -14,7 +18,7 @@ export const VmessNodeConfigValidator = SimpleNodeConfigValidator.extend({
     z.literal('auto'),
   ]),
   uuid: z.string().uuid(),
-  alterId: z.string(),
+  alterId: AlterIdValiator,
   network: z.union([z.literal('tcp'), z.literal('ws')]),
   tls: z.boolean(),
   host: z.ostring(),