diff --git a/database/upgrade/upgrade.sql b/database/upgrade/upgrade.sql
index 24c0a3fb..1e05df2c 100644
--- a/database/upgrade/upgrade.sql
+++ b/database/upgrade/upgrade.sql
@@ -50,4 +50,7 @@ ADD COLUMN `patch_time` datetime NULL AFTER `update_time`;
 
 ALTER TABLE `omc_db`.`nbi_alarm_log` 
 DROP COLUMN IF EXISTS `alarm_status`,
-ADD COLUMN `alarm_status` int NULL COMMENT '0/1: 清除告警/活动告警' AFTER `alarm_code`;
\ No newline at end of file
+ADD COLUMN `alarm_status` int NULL COMMENT '0/1: 清除告警/活动告警' AFTER `alarm_code`;
+
+ALTER TABLE `omc_db`.`cert_info` 
+DROP IF EXISTS INDEX `idx_netype_neid`;
\ No newline at end of file