diff --git a/src/entry.js b/src/entry.js
index c0840920..9a6e6889 100644
--- a/src/entry.js
+++ b/src/entry.js
@@ -1,10 +1,11 @@
 /* eslint strict: off */
 'use strict';
 (() => {
-	if ( location.hostname === 'player.twitch.tv' )
+	// Don't run on certain sub-domains.
+	if ( /^(?:player|im|chatdepot|tmi|api|)\./.test(location.hostname) )
 		return;
 
-	const DEBUG = localStorage.ffzDebugMode == 'true' && document.body.classList.contains('ffz-dev'),
+	const DEBUG = localStorage.ffzDebugMode == 'true' && document.body.classList.contains('ffz-dev') && ! window.Ember,
 		SERVER = DEBUG ? '//localhost:8000' : '//cdn.frankerfacez.com',
 		FLAVOR = window.Ember ? 'umbral' : 'avalon',