diff --git a/operations_on_datastructures/circular_queue_using_array.cpp b/operations_on_datastructures/circular_queue_using_array.cpp
index e0e049611..58abbd7b6 100644
--- a/operations_on_datastructures/circular_queue_using_array.cpp
+++ b/operations_on_datastructures/circular_queue_using_array.cpp
@@ -1,5 +1,6 @@
 #include <iostream>
-using namespace std;
+using std::cin;
+using std::cout;
 
 int queue[10];
 int front = 0;