diff --git a/.gitignore b/.gitignore
index a586a01e0..4193c31fd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ make.inc
 w90chk2chk.x
 libwannier.a
 *~
+*.x.dSYM
\ No newline at end of file
diff --git a/src/wannierise.F90 b/src/wannierise.F90
index 13ac32e96..88528db11 100644
--- a/src/wannierise.F90
+++ b/src/wannierise.F90
@@ -2515,6 +2515,10 @@ subroutine wann_main_gamma
 
     cz=cmplx_0
     
+    ! Set up the MPI arrays for a serial run.
+    allocate( counts(0:0), displs(0:0), stat=ierr )
+    if (ierr/=0) call io_error('Error in allocating counts and displs in wann_main_gamma')
+    counts(0)=0; displs(0)=0    
     ! store original U before rotating
 !~    ! phase factor ph_g is applied to u_matrix
 !~    ! NB: ph_g is applied to u_matrix_opt if (have_disentangled)
diff --git a/test-suite/tests/testw90_benzene_gamma_val/benzene.win b/test-suite/tests/testw90_benzene_gamma_val/benzene.win
index e5775743d..f619892db 100644
--- a/test-suite/tests/testw90_benzene_gamma_val/benzene.win
+++ b/test-suite/tests/testw90_benzene_gamma_val/benzene.win
@@ -14,11 +14,11 @@ num_iter        = 100
 conv_tol        = 1e-10
 conv_window     = 5
 
-translate_home_cell=true
+#translate_home_cell=true
 
 guiding_centres = true
 
-iprint          = 2
+#iprint          = 4
 
 ## Plotting #################
 #restart             = plot