diff --git a/packages/upgrade/src/common/downgrade_component.ts b/packages/upgrade/src/common/downgrade_component.ts
index 8dd26698b5..9a642fca1d 100644
--- a/packages/upgrade/src/common/downgrade_component.ts
+++ b/packages/upgrade/src/common/downgrade_component.ts
@@ -46,6 +46,11 @@ interface Thenable<T> {
  * @param info contains information about the Component that is being downgraded:
  *
  * * `component: Type<any>`: The type of the Component that will be downgraded
+ * * `propagateDigest?: boolean`: Whether to perform {@link ChangeDetectorRef#detectChanges
+ *   change detection} on the component on every
+ *   [$digest](https://docs.angularjs.org/api/ng/type/$rootScope.Scope#$digest). If set to `false`,
+ *   change detection will still be performed when any of the component's inputs changes.
+ *   (Default: true)
  *
  * @returns a factory function that can be used to register the component in an
  * AngularJS module.