diff --git a/internal/scripts/installation/config/install_met_env.acorn b/internal/scripts/installation/config/install_met_env.acorn
index 930323e5c..48cd970fc 100644
--- a/internal/scripts/installation/config/install_met_env.acorn
+++ b/internal/scripts/installation/config/install_met_env.acorn
@@ -12,19 +12,20 @@ module load gsl/2.7
 module load g2c/1.6.4
 module load proj/7.1.0
 module use /apps/dev/lmodules/intel/19.1.3.304
-module load atlas/0.30.0
-module load eckit/1.20.2
+#module load fckit/0.11.0
+module load atlas/0.35.0
+module load eckit/1.24.4
 
 export FC=ifort
 export F77=ifort
 export F90=ifort
 export CC=icc
 export CXX=icpc
-export TEST_BASE=/apps/sw_review/emc/MET/12.0.0
+export TEST_BASE=/apps/sw_review/emc/MET/12.0.0-beta6
 export LIB_DIR=${TEST_BASE}/external_libs
 export COMPILER=intel_19.1.3.304
 export MET_SUBDIR=${TEST_BASE}
-export MET_TARBALL=v12.0.0.tar.gz
+export MET_TARBALL=v12.0.0-beta6.tar.gz
 export USE_MODULES=TRUE
 export ADDTL_DIR=/apps/spack/gettext/0.21/intel/19.1.3.304/at2kdo4edvuhyzrt5g6zhwrdb7bdui4s/lib64
 export PYTHON_MODULE=python_3.10.4
@@ -38,13 +39,14 @@ export MET_BUFRLIB=/apps/ops/prod/libs/intel/19.1.3.304/bufr/11.5.0/lib64
 export MET_GRIB2CLIB=/apps/ops/prod/libs/intel/19.1.3.304/g2c/1.6.4/lib64
 export MET_GRIB2CINC=/apps/ops/prod/libs/intel/19.1.3.304/g2c/1.6.4/include
 export MET_GSL=/apps/spack/gsl/2.7/intel/19.1.3.304/xks7dxbowrdxhjck5zxc4rompopocevb
-export MET_PROJ=/apps/spack/proj/7.1.0/intel/19.1.3.304/cjbmc7tacv5qcfatslqmcrzo5kb4raaq/
-export MET_ATLAS=/apps/dev/intel-19.1.3.304/cray-mpich-8.1.9/atlas/0.30.0
-export MET_ECKIT=/apps/dev/intel-19.1.3.304/cray-mpich-8.1.9/eckit/1.20.2
+export MET_PROJ=/apps/spack/proj/7.1.0/intel/19.1.3.304/cjbmc7tacv5qcfatslqmcrzo5kb4raaq
+export MET_ATLASLIB=/apps/prod/atlas/install-0.35.0/lib64
+export MET_ATLASINC=/apps/prod/atlas/install-0.35.0/include/atlas
+export MET_ECKITLIB=/apps/prod/eckit/install-1.24.4/lib64
+export MET_ECKITINC=/apps/prod/eckit/install-1.24.4/include/eckit
 export BUFRLIB_NAME=-lbufr_4
 export GRIB2CLIB_NAME=-lg2c
 export LIB_JASPER=/apps/spack/jasper/2.0.25/intel/19.1.3.304/sjib74krrorkyczqpqah4tvewmlnqdx4/lib64
 export LIB_LIBPNG=/apps/spack/libpng/1.6.37/intel/19.1.3.304/4ohkronuhlyherusoszzrmur5ewvlwzh/lib
 export LIB_Z=/apps/spack/zlib/1.2.11/intel/19.1.3.304/hjotqkckeoyt6j6tibalwzrlfljcjtdh/lib
-export export MAKE_ARGS=-j
-export CXXFLAGS="-std=c++11"
+export MAKE_ARGS=-j