diff --git a/lib/vagrant/action/builtin/mixin_synced_folders.rb b/lib/vagrant/action/builtin/mixin_synced_folders.rb
index f505d2241..507c5d475 100644
--- a/lib/vagrant/action/builtin/mixin_synced_folders.rb
+++ b/lib/vagrant/action/builtin/mixin_synced_folders.rb
@@ -245,7 +245,7 @@ module Vagrant
         def cached_synced_folders(machine)
           import = JSON.parse(machine.data_dir.join("synced_folders").read)
           import.each do |type, folders|
-            impl = plugins[type.to_sym].first.new._initialize(machine, type)
+            impl = plugins[type.to_sym].first.new._initialize(machine, type.to_sym)
             folders.each { |_, v| v[:plugin] = impl }
           end
           # Symbolize the keys we want as symbols
diff --git a/plugins/guests/linux/cap/persist_mount_shared_folder.rb b/plugins/guests/linux/cap/persist_mount_shared_folder.rb
index c2f7c3cc5..338d62e07 100644
--- a/plugins/guests/linux/cap/persist_mount_shared_folder.rb
+++ b/plugins/guests/linux/cap/persist_mount_shared_folder.rb
@@ -23,12 +23,18 @@ module VagrantPlugins
           ssh_info = machine.ssh_info
           export_folders = folders.map { |type, folder|
             folder.map { |name, data|
+              guest_path = Shellwords.escape(data[:guestpath])
               data[:owner] ||= ssh_info[:username]
               data[:group] ||= ssh_info[:username]
-              guest_path = Shellwords.escape(data[:guestpath])
-              mount_options, _, _ = data[:plugin].capability(
-                :mount_options, name, guest_path, data)
-              mount_type = data[:plugin].capability(:mount_type)
+
+              if data[:plugin].capability?(:mount_type)
+                mount_type = data[:plugin].capability(:mount_type)
+                mount_options, _, _ = data[:plugin].capability(
+                  :mount_options, name, guest_path, data)
+              else
+                next
+              end
+
               mount_options = "#{mount_options},nofail"
               {
                 name: name,