diff --git a/renderer/html/html.go b/renderer/html/html.go
index a3d1fe2..7bf2ab8 100644
--- a/renderer/html/html.go
+++ b/renderer/html/html.go
@@ -244,6 +244,7 @@ var GlobalAttributeFilter = util.NewBytesFilter(
[]byte("itemtype"),
[]byte("lang"),
[]byte("part"),
+ []byte("role"),
[]byte("slot"),
[]byte("spellcheck"),
[]byte("style"),