diff --git a/bl_types/bl_material.py b/bl_types/bl_material.py
index f3ad672..43444b1 100644
--- a/bl_types/bl_material.py
+++ b/bl_types/bl_material.py
@@ -96,12 +96,11 @@ class BlMaterial(BlDatablock):
                     nodes[node.name]['inputs'] = {}
 
                     for i in node.inputs:
-                        dumper.depth = 1
-                        dumper.include_filter = ["default_value"]
+                        input_dumper = utils.dump_anything.Dumper()
+                        input_dumper.depth = 2
+                        input_dumper.include_filter = ["default_value"]
                         if hasattr(i,'default_value'):
-                            nodes[node.name]['inputs'][i.name] = dumper.dump(i) 
-                    
-
+                            nodes[node.name]['inputs'][i.name] = input_dumper.dump(i) 
             data["node_tree"]['nodes'] = nodes
             utils.dump_datablock_attibutes(
                 pointer.node_tree, ["links"], 3, data['node_tree'])