Index: BOL/script_install_amaury/install_lmdz.sh
===================================================================
--- BOL/script_install_amaury/install_lmdz.sh	(revision 5043)
+++ BOL/script_install_amaury/install_lmdz.sh	(revision 5044)
@@ -87,9 +87,4 @@
     optim_debug=""
     arch="local"
-
-    local mpi_file
-    mpi_file=$(readlink -e -f "$(which mpif90)")
-    path_mpi=$(dirname "$mpi_file")
-    root_mpi=$(dirname "$path_mpi")
 
     arch="local-gfortran"
@@ -363,4 +358,9 @@
     # shellcheck disable=SC1090
     if [[ -f $default_env_path ]]; then source "$default_env_path"; fi
+
+    local mpi_file  # can't be done before as it depends on sourcing the env
+    mpi_file=$(readlink -e -f "$(which mpif90)")
+    path_mpi=$(dirname "$mpi_file")
+    root_mpi=$(dirname "$path_mpi")
 }