diff --git a/HW10/MakePermutationMatrix.cpp b/HW10/MakePermutationMatrix.cpp
index 7f4370c..287dfa4 100644
--- a/HW10/MakePermutationMatrix.cpp
+++ b/HW10/MakePermutationMatrix.cpp
@@ -4,7 +4,6 @@
 
 #include "MakePermutationMatrix.h"
 #include <algorithm>
-#include <mpi.h>
 #include <iostream>
 
 std::vector<double> MakePermutationMatrix::MakePermutation(std::vector<City> source, int rank, int size, std::vector<std::vector<double>> costMatrix){
diff --git a/HW10/MakePermutationMatrix.h b/HW10/MakePermutationMatrix.h
index 5c86ec9..b09ac76 100644
--- a/HW10/MakePermutationMatrix.h
+++ b/HW10/MakePermutationMatrix.h
@@ -6,7 +6,7 @@
 #define HW10_MAKEPERMUTATIONMATRIX_H
 
 #include "City.h"
-
+#include "mpi.h"
 #include <vector>
 class MakePermutationMatrix
 {