diff --git a/react/features/base/config/interfaceConfigWhitelist.js b/react/features/base/config/interfaceConfigWhitelist.js
index d417100f4..6e74d90ad 100644
--- a/react/features/base/config/interfaceConfigWhitelist.js
+++ b/react/features/base/config/interfaceConfigWhitelist.js
@@ -24,6 +24,7 @@ export default [
     'DISABLE_TRANSCRIPTION_SUBTITLES',
     'DISABLE_VIDEO_BACKGROUND',
     'DISPLAY_WELCOME_PAGE_CONTENT',
+    'ENABLE_DIAL_OUT',
     'ENABLE_FEEDBACK_ANIMATION',
     'ENFORCE_NOTIFICATION_AUTO_DISMISS_TIMEOUT',
     'FILM_STRIP_MAX_HEIGHT',