diff --git a/core/lib/spree/app_configuration.rb b/core/lib/spree/app_configuration.rb
index 4af7687f457..605cc1e68c0 100644
--- a/core/lib/spree/app_configuration.rb
+++ b/core/lib/spree/app_configuration.rb
@@ -491,6 +491,18 @@ def payment_canceller
     # @return [Module] a module that can be included into Spree::Image to allow attachments
     # Enumerable of images adhering to the present_image_class interface
     class_name_attribute :image_attachment_module, default: "Spree::Image::ActiveStorageAttachment"
+    def image_attachment_module=(value)
+      if value == 'Spree::Image::PaperclipAttachment'
+        Spree::Deprecation.warn <<~MSG
+          Solidus will remove built-in support for Paperclip as image adapter in the next major version.
+          Please, use the provided generator to incorporate the current Paperclip adapter in your application with:
+
+          bin/rails g solidus:paperclip_adapter:install
+        MSG
+      end
+
+      preferences[:image_attachment_module] = value
+    end
 
     # @!attribute [rw] allowed_image_mime_types
     #
@@ -558,6 +570,19 @@ def payment_canceller
     # @return [Module] a module that can be included into Spree::Taxon to allow attachments
     # Enumerable of taxons adhering to the present_taxon_class interface
     class_name_attribute :taxon_attachment_module, default: "Spree::Taxon::ActiveStorageAttachment"
+    def image_attachment_module=(value)
+      if value == 'Spree::Taxon::PaperclipAttachment'
+        Spree::Deprecation.warn <<~MSG
+          Solidus will remove built-in support for Paperclip as taxons' image adapter in the next major version.
+          Please, use the provided generator to incorporate the current Paperclip adapter in your application with:
+
+          bin/rails g solidus:paperclip_adapter:install
+        MSG
+      end
+
+      preferences[:image_attachment_module] = value
+    end
+
 
     # Configures the absolute path that contains the Solidus engine
     # migrations. This will be checked at app boot to confirm that all Solidus
diff --git a/core/lib/spree/testing_support/dummy_app.rb b/core/lib/spree/testing_support/dummy_app.rb
index 5bb32518396..7fce19d65cd 100644
--- a/core/lib/spree/testing_support/dummy_app.rb
+++ b/core/lib/spree/testing_support/dummy_app.rb
@@ -135,8 +135,10 @@ class Application < ::Rails::Application
 Spree.load_defaults(Spree.solidus_version)
 Spree.config do |config|
   if (ENV['DISABLE_ACTIVE_STORAGE'] == 'true')
-    config.image_attachment_module = 'Spree::Image::PaperclipAttachment'
-    config.taxon_attachment_module = 'Spree::Taxon::PaperclipAttachment'
+    Spree::Deprecation.silence do
+      config.image_attachment_module = 'Spree::Image::PaperclipAttachment'
+      config.taxon_attachment_module = 'Spree::Taxon::PaperclipAttachment'
+    end
   end
 end