diff --git a/packages/fineui/src/base/foundation/message.js b/packages/fineui/src/base/foundation/message.js
index 81ec43818..5eb3e9d69 100644
--- a/packages/fineui/src/base/foundation/message.js
+++ b/packages/fineui/src/base/foundation/message.js
@@ -201,6 +201,9 @@ function _show(hasCancel, title, message, callback, config = {}) {
                 type: VerticalLayout.xtype,
                 cls: "bi-card bi-border-radius",
                 width: 450,
+                css: {
+                    'max-height': '100%'
+                },
                 hgap: 32,
                 attributes: {
                     tabIndex: 1,