diff --git a/A-INSTALL b/A-INSTALL
index dfd287b9a87e33c34a06dcb9dfc6b01f8058a26a..d10d4c56b776891816ab2437dc13dd346600186f 100644
--- a/A-INSTALL
+++ b/A-INSTALL
@@ -1005,11 +1005,10 @@ mkdir RTTOV-13.0
 cd RTTOV-13.0
 tar xJf rttov130.tar.xz
 cd build
-edit Makefile.local
+edit Makefile.local and set HDF5_PREFIX, FFLAGS_HDF5 and LDFLAGS_HDF5 as shown below
 "
-HDF5_PREFIX  = $(SRC_MESONH)/src/LIB/netcdf-LX${ARCH}-R${MNH_REAL}I${MNH_INT}
-uncomment FFLAGS_HDF5  = -D_RTTOV_HDF $(FFLAG_MOD)$(HDF5_PREFIX)/include
-uncomment LDFLAGS_HDF5 = -L$(HDF5_PREFIX)/lib -lhdf5hl_fortran -lhdf5_hl -lhdf5_fortran -lhdf5 -lz
+HDF5_PREFIX  = $(SRC_MESONH)/src/dir_obj${XYZ}/MASTER/NETCDF-${VERSION_CDFF}
+FFLAGS_HDF5  = -D_RTTOV_HDF $(FFLAG_MOD)$(HDF5_PREFIX)/include
 LDFLAGS_HDF5 = -L$(HDF5_PREFIX)/lib64 -lhdf5hl_fortran -lhdf5_hl -lhdf5_fortran -lhdf5 -lsz -laec -lz -ldl
 "
 cd src