diff --git a/src/SURFEX/default_slt.F90 b/src/SURFEX/default_slt.F90
index ca96f03f98d0b5c56c5cbd4b31838ac4d8c27045..1ac9363d66c36f06f83a25449d1b2d1467410d60 100644
--- a/src/SURFEX/default_slt.F90
+++ b/src/SURFEX/default_slt.F90
@@ -53,10 +53,8 @@ IMPLICIT NONE
 REAL(KIND=JPRB) :: ZHOOK_HANDLE
 !
 IF (LHOOK) CALL DR_HOOK('DEFAULT_SLT',0,ZHOOK_HANDLE)
-! ++ PIERRE / MARINE SSA - MODIF ++
-CEMISPARAM_SLT = 'Ova14'
-JPMODE_SLT     = 5
-! -- PIERRE / MARINE SSA - MODIF --
+CEMISPARAM_SLT = 'OvB21b'
+JPMODE_SLT     = 8
 LVARSIG_SLT    = .FALSE.
 LRGFIX_SLT     = .TRUE.
 IF (LHOOK) CALL DR_HOOK('DEFAULT_SLT',1,ZHOOK_HANDLE)