diff --git a/core/src/impl/Cabana_CartesianGrid.hpp b/core/src/impl/Cabana_CartesianGrid.hpp
index 929c07cea..a898995f8 100644
--- a/core/src/impl/Cabana_CartesianGrid.hpp
+++ b/core/src/impl/Cabana_CartesianGrid.hpp
@@ -154,13 +154,7 @@ class CartesianGrid
     KOKKOS_INLINE_FUNCTION
     int cellsBetween( const Real max, const Real min, const Real rdelta ) const
     {
-        // FIXME_SYCL (remove ifdef when newest Kokkos is required)
-#if ( defined __SYCL_DEVICE_ONLY__ )
-        using Kokkos::Experimental::floor;
-#elif !defined( __HIP_DEVICE_COMPILE__ )
-        using std::floor;
-#endif
-        return floor( ( max - min ) * rdelta );
+        return Kokkos::floor( ( max - min ) * rdelta );
     }
 };