diff --git a/application/common/PromotionService.php b/application/common/PromotionService.php
index c5b1ad2e..9e0b3bb0 100644
--- a/application/common/PromotionService.php
+++ b/application/common/PromotionService.php
@@ -253,9 +253,13 @@ class PromotionService
                 'send_time'  => $now,
             ]);
             Db::name('journal_email')->where('j_email_id', $account['j_email_id'])->setInc('today_sent');
-            // 仅外部 expert 库回写最近一次推广时间；内部 user 用 promotion_email_log.send_time 计频次
+            // 仅外部 expert 库回写最近一次推广时间与累计推广次数；内部 user 用 promotion_email_log.send_time 计频次
             if ($audienceKind === 'expert' && intval($expert['expert_id']) > 0) {
-                Db::name('expert')->where('expert_id', $expert['expert_id'])->update(['state' => 1, 'ltime' => $now]);
+                Db::name('expert')->where('expert_id', $expert['expert_id'])->update([
+                    'state' => 1,
+                    'ltime' => $now,
+                    'times' => Db::raw('times+1'),
+                ]);
             }
             Db::name('promotion_task')->where('task_id', $taskId)->setInc('sent_count');
         } else {