diff --git a/app/Controllers/Admin/ActivityLog.php b/app/Controllers/Admin/ActivityLog.php
index 92604c8..0125cfc 100644
--- a/app/Controllers/Admin/ActivityLog.php
+++ b/app/Controllers/Admin/ActivityLog.php
@@ -122,7 +122,7 @@ class ActivityLog extends BaseController
             return '(없음)';
         }
 
-        return mb_strlen($s) > 30 ? mb_substr($s, 0, 30) . '…' : $s;
+        return mb_strlen($s) > 10 ? mb_substr($s, 0, 10) . '…' : $s;
     }
 
     /** 로그 1행에 사람이 읽기 쉬운 요약(summaryText)·변경목록(changeList)·로그인여부(isLogin)를 붙인다 */