Index: /issm/trunk-jpl/externalpackages/petsc/install-3.15-pleiades.sh
===================================================================
--- /issm/trunk-jpl/externalpackages/petsc/install-3.15-pleiades.sh	(revision 26802)
+++ /issm/trunk-jpl/externalpackages/petsc/install-3.15-pleiades.sh	(revision 26803)
@@ -30,8 +30,8 @@
 	--prefix="${ISSM_DIR}/externalpackages/petsc/install" \
 	--PETSC_DIR="${ISSM_DIR}/externalpackages/petsc/src" \
-	--with-cc=icc --with-cxx=icpc --with-fc=ifort --with-f77=ifort\
-	-COPTFLAGS="-g -O3 -axCORE-AVX2,AVX -xSSE4.2" -CXXOPTFLAGS="-g -O3 -axCORE-AVX2,AVX -xSSE4.2" -FOPTFLAGS="-g -O3 -axCORE-AVX2,AVX -xSSE4.2" \
+	--with-blas-lapack-dir="/nasa/intel/Compiler/2018.3.222/compilers_and_libraries_2018.3.222/linux/mkl" \
+	--with-scalapack-include=/nasa/intel/Compiler/2018.3.222/mkl/include \
+	--with-scalapack-lib="/nasa/intel/Compiler/2018.3.222/mkl/lib/intel64/libmkl_scalapack_lp64.so /nasa/intel/Compiler/2018.3.222/mkl/lib/intel64/libmkl_blacs_intelmpi_lp64.so" \
 	--with-make-np=10 \
-	--with-blas-lapack-dir="/nasa/intel/Compiler/2016.2.181/compilers_and_libraries_2016.2.181/linux/mkl/" \
 	--known-mpi-shared-libraries=1 \
 	--with-debugging=0 \
@@ -44,5 +44,5 @@
 	--download-parmetis=1 \
 	--download-mumps=1 \
-	--download-scalapack=1
+	--download-scalapack=0
 
 # Compile and install