diff --git a/src/intel/compiler/brw_nir_lower_rt_intrinsics.c b/src/intel/compiler/brw_nir_lower_rt_intrinsics.c
index fa46168aaea..0290f4c680b 100644
--- a/src/intel/compiler/brw_nir_lower_rt_intrinsics.c
+++ b/src/intel/compiler/brw_nir_lower_rt_intrinsics.c
@@ -232,6 +232,10 @@ lower_rt_intrinsics_impl(nir_function_impl *impl,
             sysval = nir_u2u32(b, world_ray_in.inst_leaf_ptr);
             break;
 
+         case nir_intrinsic_load_cull_mask:
+            sysval = nir_u2u32(b, world_ray_in.ray_mask);
+            break;
+
          case nir_intrinsic_load_ray_geometry_index: {
             nir_ssa_def *geometry_index_dw =
                nir_load_global(b, nir_iadd_imm(b, hit_in.prim_leaf_ptr, 4), 4,