--- a/Gemfile
+++ b/Gemfile
@@ -397,7 +397,7 @@
 # Gitaly GRPC client
 gem 'gitaly-proto', '~> 0.84', require: 'gitaly'
 # Locked until https://github.com/google/protobuf/issues/4210 is closed
-gem 'google-protobuf', '= 3.5.1'
+gem 'google-protobuf', '~> 3.2'
 
 gem 'toml-rb', '>= 0.3.15', require: false