diff --git a/index.html b/index.html
index f28e5c9..8d8688b 100644
--- a/index.html
+++ b/index.html
@@ -205,7 +205,7 @@
     if(front==-1 && rear==-1){
         front=0;
     }
-    rear=rear+1;
+    rear+=rear;
     queue[rear]=item;
 }
 }
@@ -365,4 +365,4 @@
     </pre>
 </body>
 
-</html>
\ No newline at end of file
+</html>