diff --git a/lib/neo4j-core/graph_json.rb b/lib/neo4j-core/graph_json.rb
deleted file mode 100644
index 7bbf1a39..00000000
--- a/lib/neo4j-core/graph_json.rb
+++ /dev/null
@@ -1,35 +0,0 @@
-module Neo4j
-  module Core
-    module GraphJSON
-      def self.to_graph_json(objects)
-        nodes = {}
-        edges = {}
-
-        objects.each do |object|
-          case object
-          when Neo4j::ActiveNode, Neo4j::Server::CypherNode
-            nodes[object.neo_id] = {
-              id: object.neo_id,
-              labels: (object.is_a?(Neo4j::ActiveNode) ? [object.class.name] : object.labels),
-              properties: object.attributes
-            }
-          when Neo4j::ActiveRel, Neo4j::Server::CypherRelationship
-            edges[[object.start_node.neo_id, object.end_node.neo_id]] = {
-              source: object.start_node.neo_id,
-              target: object.end_node.neo_id,
-              type: object.rel_type,
-              properties: object.props
-            }
-          else
-            fail "Invalid value found: #{object.inspect}"
-          end
-        end
-
-        {
-          nodes: nodes.values,
-          edges: edges.values
-        }.to_json
-      end
-    end
-  end
-end