diff --git a/build/ag_gen b/build/ag_gen
index 24ef45e..54814ad 100755
Binary files a/build/ag_gen and b/build/ag_gen differ
diff --git a/src/mpi/serialize.cpp b/src/mpi/serialize.cpp
index da5f51a..51bd700 100644
--- a/src/mpi/serialize.cpp
+++ b/src/mpi/serialize.cpp
@@ -2,6 +2,7 @@
 #include <fstream>
 #include <vector>
 #include <string>
+#include <unistd.h>
 
 #include "../ag_gen/asset.h"
 #include "../ag_gen/assetgroup.h"
@@ -178,6 +179,9 @@ int network_state_check(NetworkState &ns1, NetworkState &ns2){
 
 void serialization_unit_testing(AGGenInstance &instance, boost::mpi::communicator &world){
 
+    char hammer_host[256];
+    gethostname(hammer_host, 256);
+
     if(world.rank() == 0){
         printf("\n");
         std::cout << "---------STARTING SERIALIZATION UNIT TESTING---------" << std::endl;
@@ -185,7 +189,7 @@ void serialization_unit_testing(AGGenInstance &instance, boost::mpi::communicato
     world.barrier();
 
     std::cout << "\nHello from process " << world.rank() << " of " << world.size()
-        << "." << std::endl;
+        << "running on " << hammer_host << std::endl;
     world.barrier();
 
     std::string filename(boost::archive::tmpdir());