diff --git a/packages/zui-player/tests/packets.spec.ts b/packages/zui-player/tests/packets.spec.ts
index b13a3f0733..92538167e0 100644
--- a/packages/zui-player/tests/packets.spec.ts
+++ b/packages/zui-player/tests/packets.spec.ts
@@ -10,7 +10,7 @@ play('packets.spec', (app, test) => {
       test.setTimeout(120000);
       app.page.setDefaultTimeout(120000);
     }
-    await app.dropFile(getPath('sample.pcap'));
+    await app.dropFile(getPath('sample.pcapng'));
     await app.attached(/Successfully loaded into sample.pcap/);
   });