diff --git a/lib/vagrant/proto/gen/plugin/core_pb.rb b/lib/vagrant/proto/gen/plugin/core_pb.rb
index f2147294e..0a394dff8 100644
--- a/lib/vagrant/proto/gen/plugin/core_pb.rb
+++ b/lib/vagrant/proto/gen/plugin/core_pb.rb
@@ -3,7 +3,7 @@
 
 require 'google/protobuf'
 
-require_relative './plugin_pb'
+require 'plugin_pb'
 require 'google/protobuf/any_pb'
 require 'google/protobuf/timestamp_pb'
 Google::Protobuf::DescriptorPool.generated_pool.build do
diff --git a/lib/vagrant/proto/gen/plugin/core_services_pb.rb b/lib/vagrant/proto/gen/plugin/core_services_pb.rb
index 29bc50344..d39f18207 100644
--- a/lib/vagrant/proto/gen/plugin/core_services_pb.rb
+++ b/lib/vagrant/proto/gen/plugin/core_services_pb.rb
@@ -2,7 +2,7 @@
 # Source: core.proto for package 'hashicorp.vagrant.sdk'
 
 require 'grpc'
-require_relative './core_pb'
+require 'core_pb'
 
 module Hashicorp
   module Vagrant
diff --git a/lib/vagrant/proto/gen/plugin/plugin_pb.rb b/lib/vagrant/proto/gen/plugin/plugin_pb.rb
index 883d64806..e817222e5 100644
--- a/lib/vagrant/proto/gen/plugin/plugin_pb.rb
+++ b/lib/vagrant/proto/gen/plugin/plugin_pb.rb
@@ -6,7 +6,7 @@ require 'google/protobuf'
 require 'google/protobuf/any_pb'
 require 'google/protobuf/empty_pb'
 require 'google/rpc/status_pb'
-require_relative './protostructure_pb'
+require 'protostructure_pb'
 Google::Protobuf::DescriptorPool.generated_pool.build do
   add_file("plugin.proto", :syntax => :proto3) do
     add_message "hashicorp.vagrant.sdk.Args" do
@@ -249,6 +249,17 @@ Google::Protobuf::DescriptorPool.generated_pool.build do
       optional :template_data, :bytes, 3
       optional :success, :bool, 4
     end
+    add_message "hashicorp.vagrant.sdk.Command" do
+    end
+    add_message "hashicorp.vagrant.sdk.Command.HelpResp" do
+      optional :help, :string, 1
+    end
+    add_message "hashicorp.vagrant.sdk.Command.SynopsisResp" do
+      optional :synopsis, :string, 1
+    end
+    add_message "hashicorp.vagrant.sdk.Command.FlagsResp" do
+      optional :flags, :string, 1
+    end
     add_message "hashicorp.vagrant.sdk.Communicator" do
     end
     add_message "hashicorp.vagrant.sdk.Communicator.MatchResp" do
@@ -368,6 +379,10 @@ module Hashicorp
       Provider::UsableResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Provider.UsableResp").msgclass
       Provider::InstalledResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Provider.InstalledResp").msgclass
       Provider::ActionResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Provider.ActionResp").msgclass
+      Command = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Command").msgclass
+      Command::HelpResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Command.HelpResp").msgclass
+      Command::SynopsisResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Command.SynopsisResp").msgclass
+      Command::FlagsResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Command.FlagsResp").msgclass
       Communicator = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Communicator").msgclass
       Communicator::MatchResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Communicator.MatchResp").msgclass
       Communicator::InitResp = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("hashicorp.vagrant.sdk.Communicator.InitResp").msgclass
diff --git a/lib/vagrant/proto/gen/plugin/plugin_services_pb.rb b/lib/vagrant/proto/gen/plugin/plugin_services_pb.rb
index b0b43b740..e28979ab2 100644
--- a/lib/vagrant/proto/gen/plugin/plugin_services_pb.rb
+++ b/lib/vagrant/proto/gen/plugin/plugin_services_pb.rb
@@ -2,7 +2,7 @@
 # Source: plugin.proto for package 'hashicorp.vagrant.sdk'
 
 require 'grpc'
-require_relative './plugin_pb'
+require 'plugin_pb'
 
 module Hashicorp
   module Vagrant
@@ -141,6 +141,12 @@ module Hashicorp
           rpc :ConfigStruct, ::Google::Protobuf::Empty, ::Hashicorp::Vagrant::Sdk::Config::StructResp
           rpc :Configure, ::Hashicorp::Vagrant::Sdk::Config::ConfigureRequest, ::Google::Protobuf::Empty
           rpc :Documentation, ::Google::Protobuf::Empty, ::Hashicorp::Vagrant::Sdk::Config::Documentation
+          rpc :SynopsisSpec, ::Google::Protobuf::Empty, ::Hashicorp::Vagrant::Sdk::FuncSpec
+          rpc :Synopsis, ::Hashicorp::Vagrant::Sdk::FuncSpec::Args, ::Hashicorp::Vagrant::Sdk::Command::SynopsisResp
+          rpc :HelpSpec, ::Google::Protobuf::Empty, ::Hashicorp::Vagrant::Sdk::FuncSpec
+          rpc :Help, ::Hashicorp::Vagrant::Sdk::FuncSpec::Args, ::Hashicorp::Vagrant::Sdk::Command::HelpResp
+          rpc :FlagsSpec, ::Google::Protobuf::Empty, ::Hashicorp::Vagrant::Sdk::FuncSpec
+          rpc :Flags, ::Hashicorp::Vagrant::Sdk::FuncSpec::Args, ::Hashicorp::Vagrant::Sdk::Command::FlagsResp
         end
 
         Stub = Service.rpc_stub_class