diff --git a/src/nodes/Table/TableHeadRow.js b/src/nodes/Table/TableHeadRow.js
index 677780389d6..85f9f4b08ec 100644
--- a/src/nodes/Table/TableHeadRow.js
+++ b/src/nodes/Table/TableHeadRow.js
@@ -2,7 +2,7 @@ import TableRow from './TableRow.js'
 
 export default TableRow.extend({
 	name: 'tableHeadRow',
-	content: 'tableHeader*',
+	content: 'tableHeader+',
 
 	toMarkdown(state, node) {
 		state.write('|')