diff --git a/js/app.js b/js/app.js
index 66d20224..60c85c48 100644
--- a/js/app.js
+++ b/js/app.js
@@ -464,6 +464,10 @@ class Application {
               return;
             }
 
+            if (this.playSource && source === this.playSource) {
+              return;
+            }
+
             this.playVideoWithFallback({
               url: urlCandidate,
               magnet: magnetCandidate,