diff --git a/lib/neography/index.rb b/lib/neography/index.rb
index ca50698..8817987 100644
--- a/lib/neography/index.rb
+++ b/lib/neography/index.rb
@@ -25,7 +25,7 @@ module ClassMethods
       def find(*args)
         db = args[3] ? args.pop : Neography::Rest.new
 
-        if self.inspect == "Neography::Node"
+        if self.is_a?(Neography::Node)
           nodes = []
           results = db.find_node_index(*args)
           return nil unless results