rumale.gemspec in rumale-0.13.4 vs rumale.gemspec in rumale-0.13.5

@@ -44,12 +44,12 @@
   spec.required_ruby_version = '>= 2.3'
 
   spec.add_runtime_dependency 'numo-narray', '>= 0.9.1'
 
   spec.add_development_dependency 'bundler', '~> 2.0'
-  spec.add_development_dependency 'coveralls', '>= 0.8.23'
+  spec.add_development_dependency 'coveralls', '~> 0.8'
   spec.add_development_dependency 'numo-linalg', '>= 0.1.4'
   spec.add_development_dependency 'parallel', '>= 1.17.0'
-  spec.add_development_dependency 'rake', '~> 12.0'
+  spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rake-compiler', '~> 1.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
 end