diff --git a/o/OpenMPI/OpenMPI-4.1.5-NVHPC-23.5-CUDA-12.2.0.eb b/o/OpenMPI/OpenMPI-4.1.5-NVHPC-23.5-CUDA-12.2.0.eb
index a5cf30bd..d7895304 100644
--- a/o/OpenMPI/OpenMPI-4.1.5-NVHPC-23.5-CUDA-12.2.0.eb
+++ b/o/OpenMPI/OpenMPI-4.1.5-NVHPC-23.5-CUDA-12.2.0.eb
@@ -68,11 +68,12 @@ configopts += ' --enable-mpi-thread-multiple'
 configopts += ' --with-verbs'
 configopts += ' --enable-mpirun-prefix-by-default'
 configopts += ' --with-hwloc=$EBROOTHWLOC'  # hwloc support
-configopts += ' --with-tm=/opt/pbs '  # Enable PBS
-#configopts += ' --with-slurm ' # Enable slurm
+#configopts += ' --with-tm=/opt/pbs '  # Enable PBS
+configopts += ' --with-slurm ' # Enable slurm
 configopts += ' --enable-mpi-cxx'  # Enable building the C++ MPI bindings
 configopts += ' --with-ucx=$EBROOTUCX'
 configopts += ' --with-knem=/opt/knem-1.1.4.90mlnx1'
+configopts += ' --with-pmix=/opt/it4i-libs/PMIx/4.2.2'
 
 osdependencies = [('libibverbs-dev', 'libibverbs-devel', 'rdma-core-devel')]