diff --git a/lib/dunlop/engine.rb b/lib/dunlop/engine.rb
index 49174ec..0f0cb5d 100644
--- a/lib/dunlop/engine.rb
+++ b/lib/dunlop/engine.rb
@@ -61,7 +61,7 @@ module Dunlop
 
     config.after_initialize do
       # Auto generate target-file's ::Job classes having purpose triggering .generate on the class
-      Dunlop.target_file_models.each do |target_file_base_model|
+      ::Dunlop.target_file_models.each do |target_file_base_model|
         ## Generte a job for all target files
         base_job =  "#{target_file_base_model.name.deconstantize}::ApplicationJob".constantize
         target_file_base_model.classes.each do |cls|