diff --git a/data_structure/queue/priority_queue.cpp b/data_structure/queue/priority_queue.cpp
index 6be1a13..fc97329 100644
--- a/data_structure/queue/priority_queue.cpp
+++ b/data_structure/queue/priority_queue.cpp
@@ -1,6 +1,3 @@
-#include <bits/stdc++.h>
-using namespace std;
-
 template<typename T>
 class pq {
 private: