diff --git a/app/models/invoice.rb b/app/models/invoice.rb
index 55524521b2..7cfc71c9a6 100644
--- a/app/models/invoice.rb
+++ b/app/models/invoice.rb
@@ -4,7 +4,7 @@ class Invoice < ApplicationRecord
   self.belongs_to_required_by_default = false
 
   belongs_to :order, class_name: 'Spree::Order'
-  serialize :data, Hash
+  serialize :data, Hash, coder: YAML
   before_validation :serialize_order
   after_create :cancel_previous_invoices
   default_scope { order(created_at: :desc) }
diff --git a/app/models/report_rendering_options.rb b/app/models/report_rendering_options.rb
index feadbaf7ff..dd69ecf887 100644
--- a/app/models/report_rendering_options.rb
+++ b/app/models/report_rendering_options.rb
@@ -4,5 +4,5 @@ class ReportRenderingOptions < ApplicationRecord
   self.belongs_to_required_by_default = false
 
   belongs_to :user, class_name: "Spree::User"
-  serialize :options, Hash
+  serialize :options, Hash, coder: YAML
 end
diff --git a/app/models/spree/preference.rb b/app/models/spree/preference.rb
index ea2c63688c..6f64edf9cf 100644
--- a/app/models/spree/preference.rb
+++ b/app/models/spree/preference.rb
@@ -2,8 +2,7 @@
 
 module Spree
   class Preference < ApplicationRecord
-    serialize :value
-
+    serialize :value, coder: YAML
     validates :key, presence: true
     validates :value_type, presence: true