diff --git a/server/utils/auth/validation.ts b/server/utils/auth/validation.ts
index dd5b20a..0b0f744 100644
--- a/server/utils/auth/validation.ts
+++ b/server/utils/auth/validation.ts
@@ -4,6 +4,7 @@ export const registerSchema = z
   .object({
     username: z
       .string()
+      .trim()
       .min(3, '用户名至少需要3个字符')
       .max(30, '用户名最多30个字符'),
     password: z.string().min(8, '密码至少需要8个字符'),