diff --git a/lib/apartment.rb b/lib/apartment.rb
index 0bf253f1..b074f5da 100644
--- a/lib/apartment.rb
+++ b/lib/apartment.rb
@@ -19,7 +19,7 @@ class << self
     ACCESSOR_METHODS = %i[use_schemas use_sql seed_after_create prepend_environment default_tenant
                           append_environment with_multi_server_setup tenant_presence_check active_record_log].freeze
 
-    WRITER_METHODS = %i[tenant_names database_schema_file excluded_models
+    WRITER_METHODS = %i[use_sharding unshard_models tenant_names database_schema_file excluded_models
                         persistent_schemas connection_class
                         db_migrate_tenants db_migrate_tenant_missing_strategy seed_data_file
                         parallel_migration_threads pg_excluded_names].freeze
@@ -90,6 +90,14 @@ def persistent_schemas
       @persistent_schemas || []
     end
 
+    def use_sharding
+      @use_sharding || false
+    end
+
+    def unshard_models
+      @unshard_models || []
+    end
+
     def connection_class
       @connection_class || ActiveRecord::Base
     end
diff --git a/spec/unit/config_spec.rb b/spec/unit/config_spec.rb
index c15514da..f9107299 100644
--- a/spec/unit/config_spec.rb
+++ b/spec/unit/config_spec.rb
@@ -64,6 +64,20 @@ def tenant_names_from_array(names)
       expect(described_class.active_record_log).to be true
     end
 
+    it 'sets use_sharding' do
+      described_class.configure do |config|
+        config.use_sharding = true
+      end
+      expect(described_class.use_sharding).to be true
+    end
+
+    it 'sets unshard_models' do
+      described_class.configure do |config|
+        config.unshard_models = ['GlobalRecord']
+      end
+      expect(described_class.unshard_models).to eq(['GlobalRecord'])
+    end
+
     context 'when databases' do
       let(:users_conf_hash) { { port: 5444 } }