diff --git a/src/parameterizations/vertical/MOM_set_diffusivity.F90 b/src/parameterizations/vertical/MOM_set_diffusivity.F90
index a1f10519e6..7f192d65d9 100644
--- a/src/parameterizations/vertical/MOM_set_diffusivity.F90
+++ b/src/parameterizations/vertical/MOM_set_diffusivity.F90
@@ -512,12 +512,6 @@ subroutine set_diffusivity(u, v, h, u_h, v_h, tv, fluxes, optics, visc, dt, &
 
   endif
 
-  ! send bkgnd_mixing diagnostics to post_data
-  if (CS%bkgnd_mixing_csp%id_kd_bkgnd > 0) &
-    call post_data(CS%bkgnd_mixing_csp%id_kd_bkgnd, CS%bkgnd_mixing_csp%kd_bkgnd, CS%bkgnd_mixing_csp%diag)
-  if (CS%bkgnd_mixing_csp%id_kv_bkgnd > 0) &
-    call post_data(CS%bkgnd_mixing_csp%id_kv_bkgnd, CS%bkgnd_mixing_csp%kv_bkgnd, CS%bkgnd_mixing_csp%diag)
-
   if (CS%Kd_add > 0.0) then
     if (present(Kd_int)) then
 !$OMP parallel do default(none) shared(is,ie,js,je,nz,Kd_int,CS,Kd)
@@ -538,7 +532,12 @@ subroutine set_diffusivity(u, v, h, u_h, v_h, tv, fluxes, optics, visc, dt, &
                           T_f, S_f, dd%Kd_user)
   endif
 
-  ! GMM, post diags...
+  ! post diagnostics
+  if (CS%bkgnd_mixing_csp%id_kd_bkgnd > 0) &
+    call post_data(CS%bkgnd_mixing_csp%id_kd_bkgnd, CS%bkgnd_mixing_csp%kd_bkgnd, CS%bkgnd_mixing_csp%diag)
+  if (CS%bkgnd_mixing_csp%id_kv_bkgnd > 0) &
+    call post_data(CS%bkgnd_mixing_csp%id_kv_bkgnd, CS%bkgnd_mixing_csp%kv_bkgnd, CS%bkgnd_mixing_csp%diag)
+
   if (CS%id_Kd_layer > 0) call post_data(CS%id_Kd_layer, Kd, CS%diag)
 
   num_z_diags = 0