diff --git a/env/rhel7/x86_64/sysconfigs/packages.yaml b/env/rhel7/x86_64/sysconfigs/packages.yaml
index 0d69cfb..f828c49 100644
--- a/env/rhel7/x86_64/sysconfigs/packages.yaml
+++ b/env/rhel7/x86_64/sysconfigs/packages.yaml
@@ -13,7 +13,8 @@ packages:
     - spec: 'target=sandybridge'
       when: "%nvhpc"
       message: "nvhpc compilers cannot target generic x86_64 microarchitecture."
-    require: "os=rhel7"
+    - spec: "os=rhel7"
+    target: [x86_64]
     # Default GPU arch
     variants:
       - cuda_arch=60
diff --git a/packages/sratoolkit/package.py b/packages/sratoolkit/package.py
new file mode 100644
index 0000000..a0001a6
--- /dev/null
+++ b/packages/sratoolkit/package.py
@@ -0,0 +1,14 @@
+# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import os
+
+from spack.package import *
+from spack.pkg.builtin.sratoolkit import Sratoolkit as SpackSratoolkit
+
+
+class Sratoolkit(Sratoolkit):
+
+    version("3.1.1", sha256="600ff38589c15033c6d0fb4d1d055519e56175ea031b949a2d3f5a74151c6c12")