diff -up alexandria-0.6.8/lib/alexandria/book_providers.rb.evalfix alexandria-0.6.8/lib/alexandria/book_providers.rb

--- alexandria-0.6.8/lib/alexandria/book_providers.rb.evalfix	2011-11-15 07:43:04.000000000 -0500

+++ alexandria-0.6.8/lib/alexandria/book_providers.rb	2012-03-23 16:25:22.415869366 -0400

@@ -375,7 +375,7 @@ module Alexandria

       providers = {}

       self.class.constants.each do |constant|

         next unless md = /(.+)Provider$/.match(constant)

-        klass = self.class.module_eval(constant)

+        klass = self.class.module_eval(constant.to_s)

         if klass.ancestors.include?(AbstractProvider) and

             klass != GenericProvider and

             klass != WebsiteBasedProvider and

diff -up alexandria-0.6.8/lib/alexandria/smart_library.rb.evalfix alexandria-0.6.8/lib/alexandria/smart_library.rb

--- alexandria-0.6.8/lib/alexandria/smart_library.rb.evalfix	2009-03-25 19:09:32.000000000 -0400

+++ alexandria-0.6.8/lib/alexandria/smart_library.rb	2012-03-23 16:24:11.833511912 -0400

@@ -471,8 +471,7 @@ begin

                                       })

-        ALL = self.constants.map \

-        { |x| self.module_eval(x) }.select \

+        ALL = self.constants.map { |x| self.module_eval(x.to_s) }.select \

         { |x| x.is_a?(Operator) }

       end