diff --git a/src/determinants/occ_pattern.irp.f b/src/determinants/occ_pattern.irp.f
index 6e6f9c9f..d4d8c42b 100644
--- a/src/determinants/occ_pattern.irp.f
+++ b/src/determinants/occ_pattern.irp.f
@@ -424,7 +424,7 @@ BEGIN_PROVIDER [ double precision, weight_occ_pattern_average, (N_occ_pattern) ]
  enddo
 END_PROVIDER
 
- BEGIN_PROVIDER [ double precision, psi_occ_pattern_sorted, (N_int,2,N_occ_pattern) ]
+ BEGIN_PROVIDER [ integer(bit_kind), psi_occ_pattern_sorted, (N_int,2,N_occ_pattern) ]
 &BEGIN_PROVIDER [ double precision, weight_occ_pattern_average_sorted, (N_occ_pattern) ]
 &BEGIN_PROVIDER [ integer, psi_occ_pattern_sorted_order, (N_occ_pattern) ]
 &BEGIN_PROVIDER [ integer, psi_occ_pattern_sorted_order_reverse, (N_occ_pattern) ]