diff --git a/PuReMD/src/qEq.c b/PuReMD/src/qEq.c
index 54ce315af5e055263b5c14c4873acd8320ef0d3f..066993d700b08dbb1c6ac0ce67d8f107cc1467f9 100644
--- a/PuReMD/src/qEq.c
+++ b/PuReMD/src/qEq.c
@@ -433,6 +433,7 @@ void QEq( reax_system *system, control_params *control, simulation_data *data,
         }
     }
     
+    //TODO: used for timing to sync processors going into the linear solve, but remove for production code
     MPI_Barrier( mpi_data->world ); 
     for ( j = 0; j < system->n; ++j )
         workspace->s[j] = workspace->x[j][0];