diff --git a/api/HTMLInputElement.json b/api/HTMLInputElement.json
index b9c7b47103a05f..7783bee2692844 100644
--- a/api/HTMLInputElement.json
+++ b/api/HTMLInputElement.json
@@ -137,12 +137,14 @@
           ],
           "support": {
             "chrome": {
-              "version_added": false
+              "version_added": false,
+              "impl_url": "https://crbug.com/368059226"
             },
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": false
+              "version_added": false,
+              "impl_url": "https://bugzil.la/1919718"
             },
             "firefox_android": "mirror",
             "ie": {
diff --git a/html/elements/input.json b/html/elements/input.json
index 9b388f45b37a13..0b8750528bd857 100644
--- a/html/elements/input.json
+++ b/html/elements/input.json
@@ -140,12 +140,14 @@
             ],
             "support": {
               "chrome": {
-                "version_added": false
+                "version_added": false,
+                "impl_url": "https://crbug.com/368059226"
               },
               "chrome_android": "mirror",
               "edge": "mirror",
               "firefox": {
-                "version_added": false
+                "version_added": false,
+                "impl_url": "https://bugzil.la/1919718"
               },
               "firefox_android": "mirror",
               "ie": {