diff --git a/src/cis/cis.irp.f b/src/cis/cis.irp.f
index 48f0b9e5..816253c5 100644
--- a/src/cis/cis.irp.f
+++ b/src/cis/cis.irp.f
@@ -57,7 +57,11 @@ subroutine run
   implicit none
   integer                        :: i
 
-  call H_apply_cis
+  if(pseudo_sym)then
+   call H_apply_cis_sym
+  else
+   call H_apply_cis
+  endif
   print *,  'N_det = ', N_det
   print*,'******************************'
   print *,  'Energies  of the states:'
diff --git a/src/cis/h_apply.irp.f b/src/cis/h_apply.irp.f
index 2505123d..95aa52e4 100644
--- a/src/cis/h_apply.irp.f
+++ b/src/cis/h_apply.irp.f
@@ -5,5 +5,10 @@ BEGIN_SHELL [ /usr/bin/env python2 ]
 from generate_h_apply import H_apply
 H = H_apply("cis",do_double_exc=False)
 print H
+
+H = H_apply("cis_sym",do_double_exc=False)
+H.filter_only_connected_to_hf()
+print H
+
 END_SHELL