diff --git a/repos/spack_repo/builtin/packages/seacas/package.py b/repos/spack_repo/builtin/packages/seacas/package.py
index 0e6aace15e9..4d5dbed2385 100644
--- a/repos/spack_repo/builtin/packages/seacas/package.py
+++ b/repos/spack_repo/builtin/packages/seacas/package.py
@@ -296,6 +296,8 @@ def flag_handler(self, name: str, flags: List[str]):
 
     def setup_run_environment(self, env: EnvironmentModifications) -> None:
         env.prepend_path("PYTHONPATH", self.prefix.lib)
+        if self.spec.satisfies("+legacy"):
+            env.set("ACCESS", self.prefix)
 
     def cmake_args(self):
         spec = self.spec