diff --git a/app/helpers/abraham_helper.rb b/app/helpers/abraham_helper.rb
index 06abb78..4072228 100644
--- a/app/helpers/abraham_helper.rb
+++ b/app/helpers/abraham_helper.rb
@@ -25,9 +25,18 @@ module AbrahamHelper
   end
 
   def abraham_cookie_prefix
-    "abraham-#{Rails.application.class.parent.to_s.underscore}-#{current_user.id}-#{controller_name}-#{action_name}"
+    "abraham-#{fetch_application_name.to_s.underscore}-#{current_user.id}-#{controller_name}-#{action_name}"
   end
 
+  def fetch_application_name
+    if Module.method_defined?(:module_parent)
+      Rails.application.class.module_parent
+    else
+      Rails.application.class.parent
+    end
+  end
+
+
   def abraham_domain
     request.host
   end
diff --git a/lib/abraham/version.rb b/lib/abraham/version.rb
index 5540f8c..a0a8845 100644
--- a/lib/abraham/version.rb
+++ b/lib/abraham/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Abraham
-  VERSION = "2.1.1"
+  VERSION = "2.1.2"
 end