diff --git a/addon-test-support/@ember/test-helpers/dom/trigger-key-event.ts b/addon-test-support/@ember/test-helpers/dom/trigger-key-event.ts
index 0da4b9cf3..9d091bff2 100644
--- a/addon-test-support/@ember/test-helpers/dom/trigger-key-event.ts
+++ b/addon-test-support/@ember/test-helpers/dom/trigger-key-event.ts
@@ -42,13 +42,18 @@ const keyFromKeyCode: { [key: number]: string } = {
   16: 'Shift',
   17: 'Control',
   18: 'Alt',
+  19: 'Pause',
   20: 'CapsLock',
   27: 'Escape',
   32: ' ',
+  33: 'PageUp',
+  34: 'PageDown',
   37: 'ArrowLeft',
   38: 'ArrowUp',
   39: 'ArrowRight',
   40: 'ArrowDown',
+  45: 'Insert',
+  46: 'Delete',
   48: '0',
   49: '1',
   50: '2',