diff --git a/db/migrate/20120908120613_fix_example_workflow.rb b/db/migrate/20120908120613_fix_example_workflow.rb
deleted file mode 100644
index f757250..0000000
--- a/db/migrate/20120908120613_fix_example_workflow.rb
+++ /dev/null
@@ -1,30 +0,0 @@
-class FixExampleWorkflow < ActiveRecord::Migration
-  def self.up
-    if workflow = CustomWorkflow.find_by_name("Duration/Done Ratio/Status correlation")
-      workflow.before_save = <<EOS
-if done_ratio_changed?
-  if done_ratio==100 && status_id==2
-    self.status_id=3
-  elsif [1,3,4].include?(status_id) && done_ratio<100
-    self.status_id=2
-  end
-end
-
-if status_id_changed?
-  if status_id==2
-    self.start_date ||= Time.now
-  end
-  if status_id==3
-    self.done_ratio = 100
-    self.start_date ||= created_on
-    self.due_date ||= Time.now
-  end
-end
-EOS
-      workflow.save
-    end
-  end
-
-  def self.down
-  end
-end
diff --git a/db/migrate/20150526132244_create_example_workflow.rb b/db/migrate/20150526132244_create_example_workflow.rb
index 6d6b68c..fd37ffc 100644
--- a/db/migrate/20150526132244_create_example_workflow.rb
+++ b/db/migrate/20150526132244_create_example_workflow.rb
@@ -1,7 +1,7 @@
 class CreateExampleWorkflow < ActiveRecord::Migration
   def self.up
     CustomWorkflow.reset_column_information
-    old = CustomWorkflow.find_by :name => 'Duration/Done Ratio/Status correlation'
+    old = CustomWorkflow.where(:name => 'Duration/Done Ratio/Status correlation').first
     old.destroy if old
 
     CustomWorkflow.create!(:name => 'Duration/Done Ratio/Status correlation', :author => 'anton.argirov@gmail.com', :description => <<EOD, :before_save => <<EOS)