diff --git a/omniauth-saml.gemspec b/omniauth-saml.gemspec
index 83053a4..54b8676 100644
--- a/omniauth-saml.gemspec
+++ b/omniauth-saml.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |gem|
   gem.homepage      = 'https://github.com/PracticallyGreen/omniauth-saml'
 
   gem.add_runtime_dependency 'omniauth', '~> 1.1'
-  gem.add_runtime_dependency 'ruby-saml', '~> 1.0.0'
+  gem.add_runtime_dependency 'ruby-saml', '~> 1.0'
 
   gem.add_development_dependency 'rspec', '~> 2.8'
   gem.add_development_dependency 'simplecov', '~> 0.6'