diff --git a/Python/pywarpx/particle_containers.py b/Python/pywarpx/particle_containers.py
index 13c61395aa5..41820d589cf 100644
--- a/Python/pywarpx/particle_containers.py
+++ b/Python/pywarpx/particle_containers.py
@@ -575,6 +575,8 @@ def get_particle_boundary_buffer(self, species_name, boundary, comp_name, level)
             level          : int
                 Which AMR level to retrieve scraped particle data from.
         '''
+        xp, cupy_status = load_cupy()
+
         part_container = self.particle_buffer.get_particle_container(
             species_name, self._get_boundary_number(boundary)
         )
@@ -584,14 +586,14 @@ def get_particle_boundary_buffer(self, species_name, boundary, comp_name, level)
             comp_idx = part_container.num_int_comps() - 1
             for ii, pti in enumerate(libwarpx.libwarpx_so.BoundaryBufferParIter(part_container, level)):
                 soa = pti.soa()
-                data_array.append(cnp.array(soa.GetIntData(comp_idx), copy=False))
+                data_array.append(xp.array(soa.GetIntData(comp_idx), copy=False))
         else:
             mypc = libwarpx.warpx.multi_particle_container()
             sim_part_container_wrapper = mypc.get_particle_container_from_name(species_name)
             comp_idx = sim_part_container_wrapper.get_comp_index(comp_name)
             for ii, pti in enumerate(libwarpx.libwarpx_so.BoundaryBufferParIter(part_container, level)):
                 soa = pti.soa()
-                data_array.append(cnp.array(soa.GetRealData(comp_idx), copy=False))
+                data_array.append(xp.array(soa.GetRealData(comp_idx), copy=False))
 
         return data_array