diff --git a/plugins/zabbix/index.py b/plugins/zabbix/index.py
index cfc5ae503..770d6a2c6 100755
--- a/plugins/zabbix/index.py
+++ b/plugins/zabbix/index.py
@@ -480,7 +480,7 @@ def installPreInspection():
 
 
     is_installed_mysql = isInstalledMySQL()
-    if not os.path.exists(mysql_dir):
+    if not is_installed_mysql:
         return '需要安装MySQL/MySQL-APT/MySQL-YUM插件,至少8.0!'
 
     return 'ok'