diff --git a/app/admin/middleware/SystemLog.php b/app/admin/middleware/SystemLog.php
index 91b07fe..13dc381 100644
--- a/app/admin/middleware/SystemLog.php
+++ b/app/admin/middleware/SystemLog.php
@@ -63,7 +63,12 @@ class SystemLog
                     }
                 }catch (\Throwable $exception) {
                 }
-                $ip   = $request->ip();
+
+                $ip = $request->ip();
+                // 限制记录的响应内容，避免过大
+                $response = json_encode($response->getData(), JSON_UNESCAPED_UNICODE);
+                $response = mb_substr($response, 0, 3000, 'utf-8');
+
                 $data = [
                     'admin_id'    => session('admin.id'),
                     'title'       => $title,
@@ -71,7 +76,7 @@ class SystemLog
                     'method'      => $method,
                     'ip'          => $ip,
                     'content'     => json_encode($params, JSON_UNESCAPED_UNICODE),
-                    'response'    => json_encode($response->getData(), JSON_UNESCAPED_UNICODE),
+                    'response'    => $response,
                     'useragent'   => $request->server('HTTP_USER_AGENT'),
                     'create_time' => time(),
                 ];