diff --git a/lib/patches/active_record/rails7_1/serialization.rb b/lib/patches/active_record/rails7_1/serialization.rb
index 0604cbfd..9d5f17de 100644
--- a/lib/patches/active_record/rails7_1/serialization.rb
+++ b/lib/patches/active_record/rails7_1/serialization.rb
@@ -10,7 +10,7 @@ def serialize(attr_name, class_name_or_coder = Object, **options)
 
         super(attr_name, **options)
 
-        coder = if options[:coder] == ::YAML || options[:coder] == Coders::YAMLColumn
+        coder = if options[:coder] == ::YAML || options[:coder] == ::ActiveRecord::Coders::YAMLColumn
                   options[:coder]
                 else
                   build_column_serializer(attr_name, options[:coder], options[:type], options[:yaml])