diff --git a/include/Header.hpp b/include/Header.hpp
index 405edfe..641d3aa 100644
--- a/include/Header.hpp
+++ b/include/Header.hpp
@@ -2,7 +2,6 @@
 #include <vector>
 #include <cmath>
 #include <fstream>
-#include <iomanip>
 #include <chrono>
 
 #define M_PI 3.14159265358979323846