diff --git a/app/models/concerns/dcodes.rb b/app/models/concerns/dcodes.rb
index 8c59a5c43..b954dbc0d 100644
--- a/app/models/concerns/dcodes.rb
+++ b/app/models/concerns/dcodes.rb
@@ -1,5 +1,5 @@
 module Dcodes
-  DCODES = %W(1 2 3 4 5 6 7 8 9 a b c f e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R ST UV W X Y Z)
+  DCODES = %W(1 2 3 4 5 6 7 8 9 a b c f e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z)
 
   extend ActiveSupport::Concern
 
@@ -11,16 +11,4 @@ module Dcodes
     code
   end
 
-  def init_project_invite_code
-    total_count = Project.where(invite_code: nil).size
-    limit = 100
-    page = 1
-    while page * limit > total_count do 
-      bulk_arr = []
-      (1..100).each do |_|
-        bulk_arr < DCODES.sample(6).join
-      end
-
-    end
-  end
 end
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