diff --git a/config.js b/config.js
index 61cc0ed13..a429af512 100644
--- a/config.js
+++ b/config.js
@@ -78,5 +78,7 @@ var config = { // eslint-disable-line no-unused-vars
     // edit their profile.
     enableUserRolesBasedOnToken: false,
     // Suspending video might cause problems with audio playback. Disabling until these are fixed.
-    disableSuspendVideo: true
+    disableSuspendVideo: true,
+    // disables or enables RTX (RFC 4588).
+    disableRtx: true
 };