diff --git a/src/shr_reprosum_mod.F90 b/src/shr_reprosum_mod.F90
index fb61f42..9996c51 100644
--- a/src/shr_reprosum_mod.F90
+++ b/src/shr_reprosum_mod.F90
@@ -450,8 +450,9 @@ subroutine shr_reprosum_calc (arr, arr_gsum, nsummands, dsummands,     &
       else
          mpi_comm = MPI_COMM_WORLD
       endif
+#ifdef TIMING
       call t_barrierf('sync_repro_sum',mpi_comm)
-
+#endif
 ! check whether should abort if input contains NaNs or INFs
       abort_inf_nan = .not. repro_sum_allow_infnan
       if ( present(allow_infnan) ) then