diff --git a/src/flib/piolib_mod.F90 b/src/flib/piolib_mod.F90
index 2b77af19cd5..2b1486f9344 100644
--- a/src/flib/piolib_mod.F90
+++ b/src/flib/piolib_mod.F90
@@ -195,24 +195,6 @@ module piolib_mod
      module procedure PIO_initdecomp_bc
   end interface PIO_initdecomp
 
-  !>
-  !! PIO_initdecomp is an overload interface the models decomposition to pio.
-  !! initdecomp_1dof_bin_i8, initdecomp_1dof_nf_i4, initdecomp_2dof_bin_i4,
-  !! and initdecomp_2dof_nf_i4 are all depreciated, but supported for backwards
-  !! compatibility.
-  !<
-  ! interface nf_init_decomp
-  !    module procedure PIO_initdecomp_dof_i4  ! previous name: initdecomop_1dof_nf_box
-  !    module procedure PIO_initdecomp_dof_i8  ! previous name: initdecomop_1dof_nf_box
-  !    module procedure initdecomp_1dof_nf_i4
-  !    module procedure initdecomp_1dof_nf_i8
-  !    module procedure initdecomp_1dof_bin_i4
-  !    module procedure initdecomp_1dof_bin_i8
-  !    module procedure initdecomp_2dof_nf_i4
-  !    module procedure initdecomp_2dof_nf_i8
-  !    module procedure PIO_initdecomp_bc
-  ! end interface nf_init_decomp
-
   !>
   !! Return the actual number of IO-tasks used. PIO will reset the
   !! total number of IO-tasks if certain conditions are meet.