diff --git a/src/OFF/dtadyn.F90 b/src/OFF/dtadyn.F90
index 253d699db5d2b13d0e708af11cfb31d1515b4c69..3a68e3128e1e596f150662a3e74f17d1e957059d 100644
--- a/src/OFF/dtadyn.F90
+++ b/src/OFF/dtadyn.F90
@@ -24,7 +24,7 @@ MODULE dtadyn
    USE dom_oce         ! ocean domain: variables
 #if defined key_qco 
    USE domqco          ! variable volume
-#else
+#elif ! defined key_linssh
    USE domvvl
 #endif
    USE zdf_oce         ! ocean vertical physics: variables
@@ -53,7 +53,7 @@ MODULE dtadyn
    PUBLIC   dta_dyn_init       ! called by nemo_init
    PUBLIC   dta_dyn            ! called by nemo_gcm
    PUBLIC   dta_dyn_atf        ! called by nemo_gcm
-#if ! defined key_qco
+#if ! defined key_qco && ! defined key_linssh
    PUBLIC   dta_dyn_sf_interp  ! called by nemo_gcm
 #endif
 #if defined key_sed_off
@@ -345,6 +345,7 @@ CONTAINS
            CALL iom_close( inum )                                        ! close file
         ENDIF
         !
+#if ! defined key_linssh
 #if defined key_qco
         CALL dom_qco_r3c( ssh(:,:,Kbb), r3t(:,:,Kbb), r3u(:,:,Kbb), r3v(:,:,Kbb) )
         CALL dom_qco_r3c( ssh(:,:,Kmm), r3t(:,:,Kmm), r3u(:,:,Kmm), r3v(:,:,Kmm) )
@@ -356,6 +357,7 @@ CONTAINS
 
         CALL dta_dyn_sf_interp( nit000, Kmm )
         CALL dta_dyn_sf_interp( nit000, Kbb )
+#endif
 #endif
       ENDIF
       !
@@ -390,7 +392,7 @@ CONTAINS
    END SUBROUTINE dta_dyn_atf
    
    
-#if ! defined key_qco  
+#if ! defined key_qco && ! defined key_linssh
 
    SUBROUTINE dta_dyn_sf_interp( kt, Kmm )
       !!---------------------------------------------------------------------
diff --git a/src/OFF/nemogcm.F90 b/src/OFF/nemogcm.F90
index 9cffd0190d1a01528c6ce0c37503905e632353d2..9e83a72731fbf1f2ad7821634dbb064606b0e729 100644
--- a/src/OFF/nemogcm.F90
+++ b/src/OFF/nemogcm.F90
@@ -62,7 +62,7 @@ MODULE nemogcm
    USE prtctl         ! Print control                    (prt_ctl_init routine)
    USE timing         ! Timing
    USE lib_fortran    ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined)
-#if defined key_qco
+#if defined key_qco || defined key_linssh
    USE stpmlf , ONLY : Nbb, Nnn, Naa, Nrhs   ! time level indices
 #else
    USE step    , ONLY : Nbb, Nnn, Naa, Nrhs   ! time level indices
@@ -150,7 +150,7 @@ CONTAINS
          Nnn  = Naa
          Naa  = Nrhs
          !
-# if ! defined key_qco
+# if ! defined key_qco && ! defined key_linssh
          IF( .NOT.ln_linssh )   CALL dta_dyn_sf_interp( istp, Nnn )  ! calculate now grid parameters
 # endif