diff --git a/pyscal_rdf/network.py b/pyscal_rdf/network.py
index 4f8977a..80b2030 100644
--- a/pyscal_rdf/network.py
+++ b/pyscal_rdf/network.py
@@ -67,7 +67,7 @@ def _add_data_properties(self):
                 self.g.add_edge(d, val.name)
             for r in val.range:
                 data_node = f'{val.name}{self.data_prefix}'
-                self.g.add_node(data_node, node_type='literal', data_type=r.name)
+                self.g.add_node(data_node, node_type='literal', data_type=r)
                 self.g.add_edge(val.name, data_node)