diff --git a/api/HTMLElement.json b/api/HTMLElement.json
index eb9a04141de8ea..599c4838b6a64b 100644
--- a/api/HTMLElement.json
+++ b/api/HTMLElement.json
@@ -1359,7 +1359,7 @@
"description": "input
event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLElement/input_event",
"spec_url": [
- "https://html.spec.whatwg.org/multipage/indices.html#event-input-input",
+ "https://w3c.github.io/uievents/#event-type-input",
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-oninput"
],
"support": {
diff --git a/api/HTMLSlotElement.json b/api/HTMLSlotElement.json
index 8a002d48ac9b9f..d047cc85c6d264 100644
--- a/api/HTMLSlotElement.json
+++ b/api/HTMLSlotElement.json
@@ -174,7 +174,7 @@
"description": "slotchange
event",
"mdn_url": "https://developer.mozilla.org/docs/Web/API/HTMLSlotElement/slotchange_event",
"spec_url": [
- "https://html.spec.whatwg.org/multipage/indices.html#event-slotchange",
+ "https://dom.spec.whatwg.org/#eventdef-htmlslotelement-slotchange",
"https://html.spec.whatwg.org/multipage/webappapis.html#handler-onslotchange"
],
"support": {