diff --git a/bhtree_mpi/src/mpimain.cpp b/bhtree_mpi/src/mpimain.cpp
index adffa3bd2506408feb5c8a99cd96c894c9f7c4bd..ae22d7d192ecd23603797643e24c5b38e07fefc5 100644
--- a/bhtree_mpi/src/mpimain.cpp
+++ b/bhtree_mpi/src/mpimain.cpp
@@ -20,23 +20,23 @@ int main(int argc, char* argv[]) {
 
 	MPI_Comm_rank(MPI_COMM_WORLD, &rank);
 	//initialize and load particles
-	cout << "  " << "rank " << rank << ": initialize..." << endl;
+	cout << "rank " << rank << ": initialize..." << endl;
 	if (rank == 0) {
-		cout << "  " << "rank 0: load particles ..." << endl;
+		cout << "rank 0: load particles ..." << endl;
 	}
 	simulation.initialize(string(argv[1]));
 	//initial particle and domain distribution
 	if (rank == 0) {
-		cout << "  " << "rank 0: distribute particles to other processes ..." << endl;
+		cout << "rank 0: distribute particles to other processes ..." << endl;
 	}
 	simulation.distributeBodies();
-	cout << "  " << "rank " << rank << ": distributing initial domains to other processes ..." << endl;
+	cout << "rank " << rank << ": distributing initial domains to other processes ..." << endl;
 	simulation.distributeDomains();
-	cout << "  " << "rank " << rank << ": building initial trees ..." << endl;
+	cout << "rank " << rank << ": building initial trees ..." << endl;
 	simulation.buildTree();
 	for (int i = 0; i < 3; i++) {
 		//local tree is built and correct domains are distributed
-		cout << "running simulation step " << i << " ..." << endl;
+		cout << "rank " << rank << ": running simulation step " << i << " ..." << endl;
 		simulation.runStep();
 	}
 	simulation.cleanup();