diff --git a/adm/config_form_update.php b/adm/config_form_update.php
index 1d5f8244a..796a19829 100644
--- a/adm/config_form_update.php
+++ b/adm/config_form_update.php
@@ -282,7 +282,7 @@ $sql = " update {$g5['config_table']}
                 cf_cert_hp = '{$_POST['cf_cert_hp']}',
                 cf_cert_sa = '{$_POST['cf_cert_sa']}',
                 cf_cert_kg_cd = '{$_POST['cf_cert_kg_cd']}',
-                cf_cert_kg_mid = '{$_POST['cf_cert_kg_mid']}',
+                cf_cert_kg_mid = '".trim($_POST['cf_cert_kg_mid'])."',
                 cf_cert_kcb_cd = '{$_POST['cf_cert_kcb_cd']}',
                 cf_cert_kcp_cd = '{$_POST['cf_cert_kcp_cd']}',
                 cf_lg_mid = '{$_POST['cf_lg_mid']}',