diff --git a/packages/app/src/Application.js b/packages/app/src/Application.js
index 39bbee5..1e2a234 100644
--- a/packages/app/src/Application.js
+++ b/packages/app/src/Application.js
@@ -48,6 +48,8 @@
      * @param {string} [options.powerPreference] - Parameter passed to webgl context, set to "high-performance"
      *  for devices with dual graphics card. **(WebGL only)**.
      * @param {boolean} [options.sharedTicker=false] - `true` to use PIXI.Ticker.shared, `false` to create new ticker.
+     *  If set to false, you cannot register a handler to occur before anything that runs on the shared ticker.
+     *  The system ticker will always run before both the shared ticker and the app ticker.
      * @param {boolean} [options.sharedLoader=false] - `true` to use PIXI.Loader.shared, `false` to create new Loader.
      * @param {Window|HTMLElement} [options.resizeTo] - Element to automatically resize stage to.
      */