diff --git a/sheet.go b/sheet.go
index 32fc351e..347f2556 100644
--- a/sheet.go
+++ b/sheet.go
@@ -110,6 +110,7 @@ func (f *File) workSheetWriter() {
 			f.saveFileList(p, replaceRelationshipsBytes(replaceWorkSheetsRelationshipsNameSpaceBytes(output)))
 			ok := f.checked[p]
 			if ok {
+				delete(f.Sheet, p)
 				f.checked[p] = false
 			}
 		}