diff --git a/app/models/authorization.rb b/app/models/authorization.rb
index 4199149..f0176d7 100644
--- a/app/models/authorization.rb
+++ b/app/models/authorization.rb
@@ -30,7 +30,7 @@ class Authorization
 
   def self.create_module_authorization(module_app_id,user_id)
     user = User.find(user_id)
-    workgroup = Workgroup.find(key: "managers")
+    workgroup = Workgroup.find_by(key: "managers")
     module_app = ModuleApp.find(module_app_id)
     if (user.is_admin? || user.is_manager?(module_app) || user.is_sub_manager?(module_app)|| user.is_manager_with_role?(module_app))
       puts "User Already Authorized"