diff --git a/src/base/single/input/file.js b/src/base/single/input/file.js
index 963a20f3d..b86963f41 100644
--- a/src/base/single/input/file.js
+++ b/src/base/single/input/file.js
@@ -573,7 +573,7 @@
                             BI.Msg.toast(o.errorText({
                                 errorType: 1,
                                 file: item
-                            }) || BI.i18nText("BI-Upload_File_Size_Error", Math.cell(wrap.maxSize / 1024 / 1024)), { level: "error" });
+                            }) || BI.i18nText("BI-Upload_File_Size_Error", Math.ceil(wrap.maxSize / 1024 / 1024)), { level: "error" });
                             self.fireEvent(BI.File.EVENT_ERROR, {
                                 errorType: 1,
                                 file: item