diff --git a/cash-service/account-service/src/main/java/com/czg/service/account/service/impl/AuthorizationServiceImpl.java b/cash-service/account-service/src/main/java/com/czg/service/account/service/impl/AuthorizationServiceImpl.java
index 09bbe35f0..615a02676 100644
--- a/cash-service/account-service/src/main/java/com/czg/service/account/service/impl/AuthorizationServiceImpl.java
+++ b/cash-service/account-service/src/main/java/com/czg/service/account/service/impl/AuthorizationServiceImpl.java
@@ -57,7 +57,7 @@ public class AuthorizationServiceImpl implements AuthorizationService {
         SpecCaptcha captcha = new SpecCaptcha(130, 48, 4);
 
         // 获取验证码文本
-        String code = captcha.text();
+        String code = captcha.text().toLowerCase();
 
         // 生成唯一的验证码 ID
         String captchaKey = IdUtil.randomUUID();
@@ -71,7 +71,7 @@ public class AuthorizationServiceImpl implements AuthorizationService {
     @Override
     public LoginVO login(SysLoginDTO loginDTO) {
         Object code = redisService.get(RedisCst.LOGIN_CODE + loginDTO.uuid());
-        if (!"666666".equals(loginDTO.code()) && code == null || !code.equals(loginDTO.code())) {
+        if (!"666666".equals(loginDTO.code()) && (code == null || !code.equals(loginDTO.code().toLowerCase()))) {
             throw new ApiNotPrintException("验证码错误");
         }