diff --git a/train.gemspec b/train.gemspec
index adad4093..aad14379 100644
--- a/train.gemspec
+++ b/train.gemspec
@@ -36,8 +36,8 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'aws-sdk', '~> 2'
   spec.add_dependency 'azure_mgmt_resources', '~> 0.15'
   spec.add_dependency 'azure_graph_rbac', '~> 0.16'
-  spec.add_dependency 'google-api-client', '~> 0.19.8'
-  spec.add_dependency 'googleauth', '~> 0.6.2'
+  spec.add_dependency 'google-api-client', '~> 0.23.9'
+  spec.add_dependency 'googleauth', '~> 0.6.6'
   spec.add_dependency 'inifile'
 
   spec.add_development_dependency 'mocha', '~> 1.1'