Index: /issm/trunk-jpl/etc/environment.sh
===================================================================
--- /issm/trunk-jpl/etc/environment.sh	(revision 27878)
+++ /issm/trunk-jpl/etc/environment.sh	(revision 27879)
@@ -275,12 +275,12 @@
 # Libraries / binaries
 #############################
-MPI_ROOT="${ISSM_EXT_DIR}/mpich/install"
-if [ -d "${MPI_ROOT}" ]; then
-	export MPI_DIR=${MPI_ROOT}
-	export MPI_HOME=${MPI_ROOT} # Used in installation of Dakota
-	export MPI_INC_DIR="${MPI_ROOT}/include"
-	path_prepend "${MPI_ROOT}/bin"
-	cpath_prepend "${MPI_ROOT}/include"
-	ld_library_path_append "${MPI_ROOT}/lib"
+MPI_ROOT_TEMP="${ISSM_EXT_DIR}/mpich/install"
+if [ -d "${MPI_ROOT_TEMP}" ]; then
+	export MPI_DIR=${MPI_ROOT_TEMP}
+	export MPI_HOME=${MPI_ROOT_TEMP} # Used in installation of Dakota
+	export MPI_INC_DIR="${MPI_ROOT_TEMP}/include"
+	path_prepend "${MPI_ROOT_TEMP}/bin"
+	cpath_prepend "${MPI_ROOT_TEMP}/include"
+	ld_library_path_append "${MPI_ROOT_TEMP}/lib"
 fi