diff --git a/json_logic.gemspec b/json_logic.gemspec
index 1498890..799221c 100644
--- a/json_logic.gemspec
+++ b/json_logic.gemspec
@@ -10,7 +10,7 @@ Gem::Specification.new do |spec|
   spec.email         = ['Kenneth.Geerts@gmail.com']
   spec.homepage      = 'http://jsonlogic.com'
   spec.summary       = 'Build complex rules, serialize them as JSON, and execute them in ruby'
-  spec.description   = 'See http://jsonlogic.com'
+  spec.description   = 'Build complex rules, serialize them as JSON, and execute them in ruby. See http://jsonlogic.com'
   spec.license       = 'MIT'
 
   spec.files         = `git ls-files -z`.split("\x0").reject do |f|
@@ -18,6 +18,8 @@ Gem::Specification.new do |spec|
   end
   spec.require_paths = ['lib']
 
+  spec.required_ruby_version = '>= 2.3'
+
   spec.add_development_dependency 'bundler',  '~> 1.13'
   spec.add_development_dependency 'rake',     '~> 10.0'
   spec.add_development_dependency 'minitest', '~> 5.0'
diff --git a/lib/json_logic/version.rb b/lib/json_logic/version.rb
index 69ae81b..311c231 100644
--- a/lib/json_logic/version.rb
+++ b/lib/json_logic/version.rb
@@ -1,3 +1,3 @@
 module JSONLogic
-  VERSION = '0.0.1'
+  VERSION = '0.1'
 end