diff --git a/test/fixtures/poro.rb b/test/fixtures/poro.rb
index 89603863..481cfb22 100644
--- a/test/fixtures/poro.rb
+++ b/test/fixtures/poro.rb
@@ -33,10 +33,6 @@ class Model
     @attributes[:id] || @attributes['id'] || object_id
   end
 
-  def to_param
-    id
-  end
-
   def method_missing(meth, *args)
     if meth.to_s =~ /^(.*)=$/
       @attributes[$1.to_sym] = args[0]