diff --git a/components/script/dom/webidls/HTMLTextAreaElement.webidl b/components/script/dom/webidls/HTMLTextAreaElement.webidl
index 3839be24f5e..46c88f6cbac 100644
--- a/components/script/dom/webidls/HTMLTextAreaElement.webidl
+++ b/components/script/dom/webidls/HTMLTextAreaElement.webidl
@@ -37,7 +37,7 @@ interface HTMLTextAreaElement : HTMLElement {
   readonly attribute DOMString type;
   [CEReactions]
            attribute DOMString defaultValue;
-  [CEReactions,TreatNullAs=EmptyString]
+  [TreatNullAs=EmptyString]
            attribute DOMString value;
   readonly attribute unsigned long textLength;