diff --git a/src/main.cpp b/src/main.cpp
index 4baf332..e536ac9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,5 +1,6 @@
 #include <iostream>
+using namespace std;
 
 int main() {
-  std::cout << "Hello world!\n";
+  cout << "Hello world!\n";
 }