diff --git a/lib/schemable/definition.rb b/lib/schemable/definition.rb
index 0768f9f..9fb2773 100644
--- a/lib/schemable/definition.rb
+++ b/lib/schemable/definition.rb
@@ -265,6 +265,19 @@ module Schemable
       %i[]
     end
 
+    # Returns the default value for the enum attributes.
+    #
+    # @example
+    #  {
+    #    status: 'pending',
+    #    flag: 0
+    #  }
+    #
+    # @return [Hash] The custom default values for the enum attributes.
+    def default_value_for_enum_attributes
+      {}
+    end
+
     # Returns an instance of the model class that is already serialized into jsonapi format.
     #
     # @return [Hash] The serialized instance of the model class.
diff --git a/sig/schemable/definition.rbs b/sig/schemable/definition.rbs
index 18db060..64ac8bd 100644
--- a/sig/schemable/definition.rbs
+++ b/sig/schemable/definition.rbs
@@ -25,6 +25,7 @@ module Schemable
     def excluded_update_request_attributes: -> Array[Symbol]
     def optional_create_request_attributes: -> Array[Symbol]
     def optional_update_request_attributes: -> Array[Symbol]
+    def default_value_for_enum_attributes: -> Hash[Symbol, any]
     def additional_create_request_attributes: -> Hash[Symbol, any]
     def additional_update_request_attributes: -> Hash[Symbol, any]
     def camelize_keys: (Hash[Symbol, any]) -> (Array[Hash[Symbol, any]] | Hash[Symbol, any])