diff --git a/tools/amend-event-data.js b/tools/amend-event-data.js
index 7f647b320e36..813449e8e4a7 100644
--- a/tools/amend-event-data.js
+++ b/tools/amend-event-data.js
@@ -65,6 +65,13 @@ const patches = {
       change: { interface: "Event" }
     }
   ],
+  'CSP3': [
+    {
+      pattern: { type: 'securitypolicyviolation' },
+      matched: 1,
+      change: { bubbles: true }
+    }
+  ],
   // Bubbles heuristic in Reffy is not smart enough to trap:
   // "bubbles and cancelable attributes set to false"
   // and incorrectly thinks occurence of "bubbles" means that the event bubbles.
@@ -75,17 +82,23 @@ const patches = {
       change: { bubbles: false }
     }
   ],
-  // pending https://github.com/w3c/clipboard-apis/pull/181
-  // see also https://github.com/w3c/clipboard-apis/issues/74
+  // see https://github.com/w3c/clipboard-apis/issues/74
   'clipboard-apis': [
     {
-      pattern: { type: /^(cut|clipboardchange|paste|copy)$/ },
-      matched: 4,
+      pattern: { type: /^(cut|paste|copy)$/ },
+      matched: 3,
       change: {
         interface: "ClipboardEvent",
         targets: ["GlobalEventHandlers"],
         bubbles: true
       }
+    },
+    {
+      pattern: { type: 'clipboardchange' },
+      matched: 1,
+      change: {
+        targets: ["Window"]
+      }
     }
   ],
   'compat': [
@@ -184,6 +197,13 @@ const patches = {
       change: { bubbles: true, interface: "Event"}
     }
   ],
+  'gamepad': [
+    {
+      pattern: { type: /^gamepad(dis)?connected$/ },
+      matched: 2,
+      change: { targets: ["Window"] }
+    }
+  ],
   'html': [
     // Pending resolution of https://github.com/whatwg/html/issues/682
     {