diff --git a/src/MNH/ice4_compute_pdf.f90 b/src/MNH/ice4_compute_pdf.f90
index 9d0832f6ed39f46e87825b9447b0e04a04555e7c..b21c4cf7308df7dea85752538ea99358709806ba 100644
--- a/src/MNH/ice4_compute_pdf.f90
+++ b/src/MNH/ice4_compute_pdf.f90
@@ -443,7 +443,9 @@ ELSE
   CALL PRINT_MSG( NVERB_FATAL, 'GEN', 'ICE4_COMPUTE_PDF', 'wrong HSUBG_AUCV_RI case' )
 ENDIF
 !
+!$acc kernels
 PRF=MAX(PHLC_HCF,PHLI_HCF)
+!$acc end kernels
 !
 IF (MPPDB_INITIALIZED) THEN
   !Check all INOUT arrays
diff --git a/src/MNH/resolved_cloud.f90 b/src/MNH/resolved_cloud.f90
index 8ccae12a83e71254dd24ec8960da69108f330964..97e4c00d98fde746fbf0bd180ca9cfc80877865c 100644
--- a/src/MNH/resolved_cloud.f90
+++ b/src/MNH/resolved_cloud.f90
@@ -855,7 +855,11 @@ CALL PRINT_MSG(NVERB_FATAL,'GEN','RESOLVED_CLOUD','C2R2//KHKO not yet implemente
     allocate( zexn( size( pzz, 1 ), size( pzz, 2 ), size( pzz, 3 ) ) )
 !$acc data create( ZEXN )
 !$acc kernels
+#ifndef MNH_BITREP
     ZEXN(:,:,:)= (PPABST(:,:,:)/XP00)**(XRD/XCPD)
+#else
+    ZEXN(:,:,:)= BR_POW( PPABST(:,:,:)/XP00, XRD/XCPD )
+#endif
 !$acc end kernels
 !
 !*       9.1    Compute the explicit microphysical sources
@@ -866,8 +870,8 @@ CALL PRINT_MSG(NVERB_FATAL,'GEN','RESOLVED_CLOUD','C2R2//KHKO not yet implemente
 !     ALLOCATE(ZTHSSTEP,MOLD=PTHS)
 !     ALLOCATE(ZTHSSTEP(SIZE(PTHS,1),SIZE(PTHS,2),SIZE(PTHS,3)))
 !$acc kernels present(ZTHSSTEP,PTHS,ZRSSTEP,PRS,ZDZZ,PZZ)
-    ZTHSSTEP = PTHS * PTSTEP
-    ZRSSTEP  = PRS  * PTSTEP
+    ZTHSSTEP(:,:,:)   = PTHS(:,:,:)   * PTSTEP
+    ZRSSTEP (:,:,:,:) = PRS (:,:,:,:) * PTSTEP
     !
     ZDZZ(:,:,1:IKB-1) = 0.
     DO JK=IKB,IKE
@@ -876,7 +880,7 @@ CALL PRINT_MSG(NVERB_FATAL,'GEN','RESOLVED_CLOUD','C2R2//KHKO not yet implemente
     ZDZZ(:,:,IKE+1:) = 0.
 !$acc end kernels
 #ifndef MNH_OPENACC
-    ZZZ = MZF( PZZ )
+    ZZZ(:,:,:) = MZF( PZZ(:,:,:) )
 #else
     CALL MZF_DEVICE(1,IKU,1,PZZ,ZZZ)
 #endif
@@ -972,7 +976,11 @@ CALL PRINT_MSG(NVERB_FATAL,'GEN','RESOLVED_CLOUD','ICE4 not yet implemented')
     allocate( zexn( size( pzz, 1 ), size( pzz, 2 ), size( pzz, 3 ) ) )
 !$acc data create( ZEXN )
 !$acc kernels
+#ifndef MNH_BITREP
     ZEXN(:,:,:)= (PPABST(:,:,:)/XP00)**(XRD/XCPD)
+#else
+    ZEXN(:,:,:)= BR_POW( PPABST(:,:,:)/XP00, XRD/XCPD )
+#endif
 !$acc end kernels
 !
 !*       10.1   Compute the explicit microphysical sources