diff --git a/var/spack/repos/builtin/packages/kokkos-kernels/package.py b/var/spack/repos/builtin/packages/kokkos-kernels/package.py
index 8cd68051df9..d4ae6a33639 100644
--- a/var/spack/repos/builtin/packages/kokkos-kernels/package.py
+++ b/var/spack/repos/builtin/packages/kokkos-kernels/package.py
@@ -122,7 +122,7 @@ def cmake_args(self):
                     options.append("-D%s=OFF" % cmake_option)
 
         for eti in self.space_etis:
-            deflt, descr = self.space_etis[eti]
+            deflt, descr, _ = self.space_etis[eti]
             if deflt == "auto":
                 value = spec.variants[eti].value
                 # spack does these as strings, not reg booleans