diff --git a/internal/server/proto/ruby_vagrant/ruby-server.pb.go b/internal/server/proto/ruby_vagrant/ruby-server.pb.go
index af772ba3b..e13a0ea7f 100644
--- a/internal/server/proto/ruby_vagrant/ruby-server.pb.go
+++ b/internal/server/proto/ruby_vagrant/ruby-server.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.26.0
-// 	protoc        v3.15.8
+// 	protoc        v3.19.4
 // source: proto/ruby_vagrant/ruby-server.proto
 
 package ruby_vagrant
diff --git a/internal/server/proto/vagrant_server/server.pb.go b/internal/server/proto/vagrant_server/server.pb.go
index 297d26e05..9bb2ca118 100644
--- a/internal/server/proto/vagrant_server/server.pb.go
+++ b/internal/server/proto/vagrant_server/server.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.26.0
-// 	protoc        v3.15.8
+// 	protoc        v3.19.4
 // source: proto/vagrant_server/server.proto
 
 package vagrant_server
@@ -9615,8 +9615,7 @@ func (*GetJobStreamResponse_Terminal_Event_Raw_) isGetJobStreamResponse_Terminal
 
 func (*GetJobStreamResponse_Terminal_Event_Table_) isGetJobStreamResponse_Terminal_Event_Event() {}
 
-func (*GetJobStreamResponse_Terminal_Event_StepGroup_) isGetJobStreamResponse_Terminal_Event_Event() {
-}
+func (*GetJobStreamResponse_Terminal_Event_StepGroup_) isGetJobStreamResponse_Terminal_Event_Event() {}
 
 func (*GetJobStreamResponse_Terminal_Event_Step_) isGetJobStreamResponse_Terminal_Event_Event() {}
 
diff --git a/lib/vagrant/protobufs/proto/vagrant_plugin_sdk/plugin_pb.rb b/lib/vagrant/protobufs/proto/vagrant_plugin_sdk/plugin_pb.rb
index 9048fc7d8..3ccac7622 100644
--- a/lib/vagrant/protobufs/proto/vagrant_plugin_sdk/plugin_pb.rb
+++ b/lib/vagrant/protobufs/proto/vagrant_plugin_sdk/plugin_pb.rb
@@ -478,6 +478,7 @@ Google::Protobuf::DescriptorPool.generated_pool.build do
       optional :description, :string, 3
       optional :default_value, :string, 4
       optional :type, :enum, 5, "hashicorp.vagrant.sdk.Command.Flag.Type"
+      repeated :aliases, :string, 6
     end
     add_enum "hashicorp.vagrant.sdk.Command.Flag.Type" do
       value :STRING, 0