diff --git a/lib/webrat/core/elements/form.rb b/lib/webrat/core/elements/form.rb
index 5ab345c..77d9699 100644
--- a/lib/webrat/core/elements/form.rb
+++ b/lib/webrat/core/elements/form.rb
@@ -110,7 +110,7 @@ module Webrat
       when :rack, :sinatra
         Rack::Utils.parse_nested_query(query_string)
       else
-        query_string.split('&').map {|query| { query.split('=').first => query.split('=').last }}
+        Hash[query_string.split('&').map {|query| [ query.split('=').first, query.split('=').last ]}]
       end
     end