diff --git a/lib/active_record/connection_adapters/makara_abstract_adapter.rb b/lib/active_record/connection_adapters/makara_abstract_adapter.rb
index d14e5259..ba1bfea1 100644
--- a/lib/active_record/connection_adapters/makara_abstract_adapter.rb
+++ b/lib/active_record/connection_adapters/makara_abstract_adapter.rb
@@ -1,4 +1,5 @@
 require 'active_record'
+require 'makara'
 
 module ActiveRecord
   module ConnectionAdapters