diff --git a/lib/database_cleaner/mongo2/truncation_mixin.rb b/adapters/database_cleaner-mongoid/lib/database_cleaner/mongo2/truncation_mixin.rb
similarity index 100%
rename from lib/database_cleaner/mongo2/truncation_mixin.rb
rename to adapters/database_cleaner-mongoid/lib/database_cleaner/mongo2/truncation_mixin.rb
diff --git a/lib/database_cleaner/mongo2/base.rb b/lib/database_cleaner/mongo2/base.rb
deleted file mode 100644
index 207d20d..0000000
--- a/lib/database_cleaner/mongo2/base.rb
+++ /dev/null
@@ -1,16 +0,0 @@
-module DatabaseCleaner
-  module Mongo2
-    def self.available_strategies
-      %w[truncation]
-    end
-    module Base
-      def db=(desired_db)
-        @db = desired_db
-      end
-
-      def db
-        @db || raise("You have not specified a database.  (see Mongo2::Database)")
-      end
-    end
-  end
-end