diff --git a/kernel/api/export.go b/kernel/api/export.go
index 771f70580..6fd696ffe 100644
--- a/kernel/api/export.go
+++ b/kernel/api/export.go
@@ -412,12 +412,12 @@ func exportMdContent(c *gin.Context) {
 
 	refMode := model.Conf.Export.BlockRefMode
 	if nil != arg["refMode"] {
-		refMode = arg["refMode"].(int)
+		refMode = int(arg["refMode"].(float64))
 	}
 
 	embedMode := model.Conf.Export.BlockEmbedMode
 	if nil != arg["embedMode"] {
-		embedMode = arg["embedMode"].(int)
+		embedMode = int(arg["embedMode"].(float64))
 	}
 
 	yfm := true
diff --git a/kernel/model/export.go b/kernel/model/export.go
index 6f82f4771..c9b7f6ac3 100644
--- a/kernel/model/export.go
+++ b/kernel/model/export.go
@@ -1490,11 +1490,6 @@ func ExportNotebookMarkdown(boxID string) (zipPath string) {
 func yfm(docIAL map[string]string) string {
 	// 导出 Markdown 文件时开头附上一些元数据 https://github.com/siyuan-note/siyuan/issues/6880
 
-	if !Conf.Export.MarkdownYFM {
-		// 导出 Markdown 时在文档头添加 YFM 开关 https://github.com/siyuan-note/siyuan/issues/7727
-		return ""
-	}
-
 	buf := bytes.Buffer{}
 	buf.WriteString("---\n")
 	var title, created, updated, tags string
@@ -1959,7 +1954,10 @@ func exportMarkdownContent(id, ext string, exportRefMode int, defBlockIDs []stri
 		Conf.Export.BlockRefTextLeft, Conf.Export.BlockRefTextRight,
 		Conf.Export.AddTitle, defBlockIDs, singleFile, treeCache)
 	docIAL := parse.IAL2Map(tree.Root.KramdownIAL)
-	exportedMd = yfm(docIAL) + exportedMd
+	if Conf.Export.MarkdownYFM {
+		// 导出 Markdown 时在文档头添加 YFM 开关 https://github.com/siyuan-note/siyuan/issues/7727
+		exportedMd = yfm(docIAL) + exportedMd
+	}
 	return
 }