diff --git a/Demo/basicVideoCall/basicVideoCall.js b/Demo/basicVideoCall/basicVideoCall.js
index 4b88b0b..d96153f 100644
--- a/Demo/basicVideoCall/basicVideoCall.js
+++ b/Demo/basicVideoCall/basicVideoCall.js
@@ -1,4 +1,4 @@
-var client; // Agora client
+var client; // client
 var localTracks = {
   videoTrack: null,
   audioTrack: null