diff --git a/components/upload/index.js b/components/upload/index.js
index f43f36ff9d63171ab19b37304ea9a612939b6ae9..5aab2107d795175a17356bbb9e9093cd47dfa477 100644
--- a/components/upload/index.js
+++ b/components/upload/index.js
@@ -203,9 +203,9 @@ class UploadCom extends React.Component {
                     showUploadList={{ showPreviewIcon: true, showRemoveIcon: true, showDownloadIcon: true }}
                 >
                     {renderButton ? (
-                        renderButton
+                        renderButton()
                     ) : (
-                            <Button>
+                            <Button >
                                 <Icon type="upload" /> {btnText || '上传'}
                             </Button>
                         )}