diff --git a/HW10/main.cpp b/HW10/main.cpp
index 2493f58..68d7405 100644
--- a/HW10/main.cpp
+++ b/HW10/main.cpp
@@ -47,7 +47,7 @@ int main(int argc, char* argv[])
         std::cout << "HERE RANK 1" << std::endl;
     }
     MPI_Bcast(&flatMatrix[0], flatMatrix.size(), MPI_DOUBLE, 0, MPI_COMM_WORLD);
-    MPI_Bcast(&serializedCity[0], serializedCity.size(), MPI_INT, 0, MPI_COMM_WORLD);
+    MPI_Bcast(serializedCity.data(), serializedCity.size(), MPI_INT, 0, MPI_COMM_WORLD);
     std::cout << "Rank: " << rank << " IM HERE 2" << std::endl;
 
     std::vector<double> costs;