diff --git a/kernel/model/export.go b/kernel/model/export.go
index d832411da..b3cfb4dbc 100644
--- a/kernel/model/export.go
+++ b/kernel/model/export.go
@@ -2110,7 +2110,7 @@ func exportTree(tree *parse.Tree, wysiwyg, expandKaTexMacros, keepFold bool,
 		unlinks = nil
 		if footnotesDefBlock := resolveFootnotesDefs(&refFootnotes, ret.Root.ID, blockRefTextLeft, blockRefTextRight); nil != footnotesDefBlock {
 			// 如果是聚焦导出，可能存在没有使用的脚注定义块，在这里进行清理
-			// Improve focus export PDF conversion of block refs to footnotes https://github.com/siyuan-note/siyuan/issues/10647
+			// Improve focus export conversion of block refs to footnotes https://github.com/siyuan-note/siyuan/issues/10647
 			footnotesRefs := ret.Root.ChildrenByType(ast.NodeFootnotesRef)
 			for footnotesDef := footnotesDefBlock.FirstChild; nil != footnotesDef; footnotesDef = footnotesDef.Next {
 				exist := false