diff --git a/src/invidious/routes/watch.cr b/src/invidious/routes/watch.cr
index 961d7b31..2cf8a725 100644
--- a/src/invidious/routes/watch.cr
+++ b/src/invidious/routes/watch.cr
@@ -190,7 +190,7 @@ module Invidious::Routes::Watch
       captions: video.captions
     )
 
-    if (CONFIG.invidious_companion && env.params.query["local"] == true)
+    if (CONFIG.invidious_companion && (preferences.local || preferences.quality == "dash"))
       env.response.headers["Content-Security-Policy"] =
         env.response.headers["Content-Security-Policy"]
           .gsub("media-src", "media-src " + video.invidious_companion["baseUrl"].as_s)