diff --git a/env/rhel7/x86_64/sysconfigs/packages.yaml b/env/rhel7/x86_64/sysconfigs/packages.yaml
index 7be4f73..4df5a89 100644
--- a/env/rhel7/x86_64/sysconfigs/packages.yaml
+++ b/env/rhel7/x86_64/sysconfigs/packages.yaml
@@ -7,6 +7,10 @@ packages:
       lapack: [openblas, nvhpc]
       mpi: [openmpi, mpich, intel-oneapi-mpi]
       pkgconfig: [pkg-config]
+    require:
+    - spec: 'target=sandybridge'
+      when: "%nvhpc"
+      message: "nvhpc compilers cannot target generic x86_64 microarchitecture."
     target: [x86_64]
     # Default GPU arch
     variants: