diff --git a/env/sles15/x86_64/sysconfigs/packages.yaml b/env/sles15/x86_64/sysconfigs/packages.yaml
index 712f315..ca55259 100644
--- a/env/sles15/x86_64/sysconfigs/packages.yaml
+++ b/env/sles15/x86_64/sysconfigs/packages.yaml
@@ -3,6 +3,7 @@ packages:
     compiler: [gcc, nvhpc, cce]
     prefer:
     - spec: '^openmpi'
+      when: '^mpi'
     providers:
       blas: [openblas, nvhpc, cray-libsci]
       lapack: [openblas, nvhpc, cray-libsci]
@@ -224,7 +225,6 @@ packages:
             cxx: /opt/nvidia/hpc_sdk/Linux_x86_64/23.9/compilers/bin/nvc++
             fortran: /opt/nvidia/hpc_sdk/Linux_x86_64/23.9/compilers/bin/nvfortran
           operating_system: sles15
-          target: x86_64
           modules:
             - libfabrics
             - nvhpc-nompi/23.9