diff --git a/src/main/java/com/ai/da/feign/gateway/GatewayFeignClient.java b/src/main/java/com/ai/da/feign/gateway/GatewayFeignClient.java
index 03c2dc91..3ea37c42 100644
--- a/src/main/java/com/ai/da/feign/gateway/GatewayFeignClient.java
+++ b/src/main/java/com/ai/da/feign/gateway/GatewayFeignClient.java
@@ -18,4 +18,10 @@ public interface GatewayFeignClient {
      */
     @PostMapping("/logout")
     Response<Void> logout(@RequestParam("userId") Long userId);
+
+    /**
+     * 清除用户黑名单，允许该用户重新登录（登录时会自动调用）。
+     */
+    @PostMapping("/clear-blacklist")
+    Response<Void> clearBlacklist(@RequestParam("userId") Long userId);
 }
diff --git a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
index 45bf2025..572c56ad 100644
--- a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
@@ -366,6 +366,12 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
         // 同步写入 Redis，重启后仍然可用
         long jwtExpiration = tokenGenerateUtils.getJwtExpiration();
         redisUtil.setLoginToken(account.getId(), token2, jwtExpiration);
+        // 清除黑名单，允许用户重新登录（仅当黑名单功能开启时）
+        try {
+            gatewayFeignClient.clearBlacklist(account.getId());
+        } catch (Exception e) {
+            log.warn("登录时清除黑名单失败，userId={}, error={}", account.getId(), e.getMessage());
+        }
         return token2;
     }