diff --git a/lib/arjdbc/teradata/adapter.rb b/lib/arjdbc/teradata/adapter.rb
index <HASH>..<HASH> 100644
--- a/lib/arjdbc/teradata/adapter.rb
+++ b/lib/arjdbc/teradata/adapter.rb
@@ -343,6 +343,7 @@ module ::ArJdbc
         case field_type
           when /^timestamp with(?:out)? time zone$/ then :datetime
           when /byteint/i then :boolean
+          when /blob/i then :binary
           else
             super
         end
Making sure blob gets mapped to binary in Rails