Min. required cucumber: 0.4 .. But it's only required for the tests, not for the library itself.

Author: Trevoke

Rakefile

@@ -11,7 +11,7 @@ begin
     gem.homepage = "http://github.com/Trevoke/SGFParser"
     gem.authors = ["Aldric Giacomoni"]
     gem.add_development_dependency "rspec", ">= 1.2.9"
-    gem.add_development_dependency "cucumber", ">= 0"
+    gem.add_development_dependency "cucumber", ">= 0.4"
     # gem is a Gem::Specification... see http://www.rubygems.org/read/chapter/20 for additional settings
   end
   Jeweler::GemcutterTasks.new