diff --git a/lib/commons/aria/lookup-table.js b/lib/commons/aria/lookup-table.js
index fea1dd03bf..426688a736 100644
--- a/lib/commons/aria/lookup-table.js
+++ b/lib/commons/aria/lookup-table.js
@@ -1588,7 +1588,8 @@ lookupTable.role = {
 				'aria-required',
 				'aria-expanded',
 				'aria-readonly',
-				'aria-errormessage'
+				'aria-errormessage',
+				'aria-orientation'
 			]
 		},
 		owned: {