diff --git a/src/module_MEDIATOR.F90 b/src/module_MEDIATOR.F90
index 43a5fed8..e1d1d918 100644
--- a/src/module_MEDIATOR.F90
+++ b/src/module_MEDIATOR.F90
@@ -5455,7 +5455,7 @@ subroutine MedPhase_prep_ocn(gcomp, rc)
     !--- merges to ocn
     !---------------------------------------
 
-    if (is_local%wrap%i2a_active) then
+    if ((is_local%wrap%i2o_active) .and. (is_local%wrap%a2o_active))then
 
     ! atm and ice fraction
     ! atmwgt and icewgt are the "normal" fractions