diff --git a/src/sage/geometry/polyhedron/parent.py b/src/sage/geometry/polyhedron/parent.py
index 0091b5e12fb..7228c64b3ea 100644
--- a/src/sage/geometry/polyhedron/parent.py
+++ b/src/sage/geometry/polyhedron/parent.py
@@ -1129,7 +1129,7 @@ def _make_Line(self, polyhedron, data):
 
 
 from sage.geometry.polyhedron.backend_cdd import Polyhedron_QQ_cdd
-lazy_import('sage.geometry.polyhedron.backend_cdd_rdf', Polyhedron_RDF_cdd)
+lazy_import('sage.geometry.polyhedron.backend_cdd_rdf', 'Polyhedron_RDF_cdd')
 from sage.geometry.polyhedron.backend_ppl import Polyhedron_ZZ_ppl, Polyhedron_QQ_ppl
 from sage.geometry.polyhedron.backend_normaliz import Polyhedron_normaliz, Polyhedron_ZZ_normaliz, Polyhedron_QQ_normaliz
 from sage.geometry.polyhedron.backend_polymake import Polyhedron_polymake