diff --git a/aplayer.html b/aplayer.html
index 581212e..ceef5d9 100644
--- a/aplayer.html
+++ b/aplayer.html
@@ -17,7 +17,7 @@
                         var url = new URL(url_string);
                         var item = url.searchParams.get("item");
                         var llo = url.searchParams.get("llo");
-                        var src = '/player/'+llo+'/'+item+'.cast'
+                        var src = '/player/'+llo+'/'+item
                         render(document.body, `
                                 <asciinema-player title="Linux" author="swarmlab.io" author-url="http://www.swarmlab.io" font-size="small" speed="2" theme="monokai" src=${src}></asciinema-player>
                                 `);