diff --git a/prod_mat_vec/bin/Debug/prod_mat_vec.exe b/prod_mat_vec/bin/Debug/prod_mat_vec.exe
index ccfa740a4336388ac036d8fea97e660049678f26..8695bc55ff0aab306b93013e56e0ab8af9ef4d68 100644
Binary files a/prod_mat_vec/bin/Debug/prod_mat_vec.exe and b/prod_mat_vec/bin/Debug/prod_mat_vec.exe differ
diff --git a/prod_mat_vec/main.c b/prod_mat_vec/main.c
index 200a8057a258bc1a5c2791ff489049c53acd40e2..1a49b578e16f7f98b6fa24a187c4d1f4af7e34bc 100644
--- a/prod_mat_vec/main.c
+++ b/prod_mat_vec/main.c
@@ -57,8 +57,6 @@ int main (int argc, char *argv[]) {
     int * displs; // number of element for each process
     float ** matrix;
 
-    MPI_Status status;
-
     MPI_Init (&argc, &argv); /* starts MPI */
 
     MPI_Comm_rank(MPI_COMM_WORLD, &rank); /* get current process id */
diff --git a/prod_mat_vec/obj/Debug/main.o b/prod_mat_vec/obj/Debug/main.o
index 1a18eb6809ff8a1858df250065d3b6f76403f60d..76f03ab1379b104d39a88a76e141b00243bf1ee1 100644
Binary files a/prod_mat_vec/obj/Debug/main.o and b/prod_mat_vec/obj/Debug/main.o differ