ddtrace.gemspec in ddtrace-0.32.0 vs ddtrace.gemspec in ddtrace-0.33.0

@@ -6,10 +6,11 @@
 
 Gem::Specification.new do |spec|
   spec.name                  = 'ddtrace'
   spec.version               = Datadog::VERSION::STRING
   spec.required_ruby_version = ">= #{Datadog::VERSION::MINIMUM_RUBY_VERSION}"
+  spec.required_rubygems_version = '>= 2.0.0'
   spec.authors               = ['Datadog, Inc.']
   spec.email                 = ['[e-mail]']
 
   spec.summary     = 'Datadog tracing code for your Ruby applications'
   spec.description = <<-EOS.gsub(/^[\s]+/, '')
@@ -57,7 +58,7 @@
   # locking transitive dependency of webmock
   spec.add_development_dependency 'addressable', '~> 2.4.0'
   spec.add_development_dependency 'redcarpet', '~> 3.4' if RUBY_PLATFORM != 'java'
   spec.add_development_dependency 'pry', '~> 0.10.4'
   spec.add_development_dependency 'pry-stack_explorer', '~> 0.4.9.2'
-  spec.add_development_dependency 'warning' if RUBY_VERSION >= '2.5.0'
+  spec.add_development_dependency 'warning', '~> 1' if RUBY_VERSION >= '2.5.0'
 end