workbook.gemspec in workbook-0.4.14 vs workbook.gemspec in workbook-0.5

@@ -19,11 +19,11 @@
   s.add_development_dependency('minitest', '~> 5.4')
   s.add_dependency('fastercsv') if RUBY_VERSION < "1.9"
   s.add_dependency("rchardet", "~> 1.3")
   s.add_dependency("rake", '~> 10.0')
   s.add_dependency("json", '~> 1.8')
-  s.add_dependency('roo', '~> 1.13')
-  s.add_dependency('axlsx', '~> 2.0.1')
+  s.add_dependency('roo', '~> 2.3')
+  s.add_dependency('axlsx', '~> 2.1.0.pre')
   if RUBY_VERSION < "1.9"
     s.add_dependency('nokogiri', "~> 1.5.10")
   else
     s.add_dependency('nokogiri', '~> 1.6')
   end