diff --git a/train.gemspec b/train.gemspec
index fe0df930..53b5e804 100644
--- a/train.gemspec
+++ b/train.gemspec
@@ -30,8 +30,8 @@ Gem::Specification.new do |spec|
   spec.add_dependency "azure_graph_rbac", "~> 0.16"
   spec.add_dependency "azure_mgmt_key_vault", "~> 0.17"
   spec.add_dependency "activesupport", "~> 5.2.3"
-  spec.add_dependency "google-api-client", "~> 0.23.9"
-  spec.add_dependency "googleauth", "~> 0.6.6"
+  spec.add_dependency "google-api-client", ">= 0.23.9", "< 0.35.0"
+  spec.add_dependency "googleauth", ">= 0.6.6", "< 0.11.0"
   spec.add_dependency "inifile"
 
   spec.add_development_dependency "mocha", "~> 1.1"