diff --git a/examples/cocos-creator-multiplayer/backend/src/models/Room.ts b/examples/cocos-creator-multiplayer/backend/src/models/Room.ts
index 3e6b1b0..36d03b8 100644
--- a/examples/cocos-creator-multiplayer/backend/src/models/Room.ts
+++ b/examples/cocos-creator-multiplayer/backend/src/models/Room.ts
@@ -67,7 +67,7 @@ export class Room {
             this.gameSystem.applyInput(v)
         });
 
-        // TimePast
+        // Apply TimePast
         let now = process.uptime() * 1000;
         this.applyInput({
             type: 'TimePast',