diff --git a/spec/unit/action/forward_ports_spec.rb b/spec/unit/action/forward_ports_spec.rb
index bbaece4..4109891 100644
--- a/spec/unit/action/forward_ports_spec.rb
+++ b/spec/unit/action/forward_ports_spec.rb
@@ -6,7 +6,7 @@ require 'vagrant-lxc/action/forward_ports'
 
 describe Vagrant::LXC::Action::ForwardPorts do
   let(:app)          { double(:app, call: true) }
-  let(:env)          { {machine: machine, ui: double(info: true)} }
+  let(:env)          { {machine: machine, ui: double(info: true, warn: true)} }
   let(:machine)      { double(:machine) }
   let!(:data_dir)    { Pathname.new(Dir.mktmpdir) }
   let(:provider)     { double(Vagrant::LXC::Provider, ssh_info: {host: container_ip}) }
@@ -74,4 +74,34 @@ describe Vagrant::LXC::Action::ForwardPorts do
     subject.stub(system: false)
     expect { subject.call(env) }.to raise_error(Vagrant::LXC::Errors::RedirNotInstalled)
   end
+
+  context 'when a privileged port is used' do
+    let(:host_port) { 80 }
+
+    it 'forwards ports using redir' do
+      subject.stub(system: true)
+      subject.call(env)
+      expect(subject).to have_received(:spawn).with(
+        "sudo redir --laddr=#{host_ip} --lport=#{host_port} --caddr=#{container_ip} --cport=#{guest_port} 2>/dev/null"
+      )
+    end
+
+    it 'skips --laddr parameter if host_ip is nil' do
+      forward_conf.delete(:host_ip)
+      subject.stub(system: true)
+      subject.call(env)
+      expect(subject).to have_received(:spawn).with(
+        "sudo redir --lport=#{host_port} --caddr=#{container_ip} --cport=#{guest_port} 2>/dev/null"
+      )
+    end
+
+    it 'skips --laddr parameter if host_ip is a blank string' do
+      forward_conf[:host_ip] = ' '
+      subject.stub(system: true)
+      subject.call(env)
+      expect(subject).to have_received(:spawn).with(
+        "sudo redir --lport=#{host_port} --caddr=#{container_ip} --cport=#{guest_port} 2>/dev/null"
+      )
+    end
+  end
 end
diff --git a/spec/unit/action/sudo_forward_ports_spec.rb b/spec/unit/action/sudo_forward_ports_spec.rb
deleted file mode 100644
index 77602ae..0000000
--- a/spec/unit/action/sudo_forward_ports_spec.rb
+++ /dev/null
@@ -1,77 +0,0 @@
-require 'unit_helper'
-
-require 'tmpdir'
-require 'vagrant-lxc/provider'
-require 'vagrant-lxc/action/forward_ports'
-
-describe Vagrant::LXC::Action::ForwardPorts do
-  let(:app)          { double(:app, call: true) }
-  let(:env)          { {machine: machine, ui: double(info: true, warn: true)} }
-  let(:machine)      { double(:machine) }
-  let!(:data_dir)    { Pathname.new(Dir.mktmpdir) }
-  let(:provider)     { double(Vagrant::LXC::Provider, ssh_info: {host: container_ip}) }
-  let(:host_ip)      { '127.0.0.1' }
-  let(:host_port)    { 80 }
-  let(:guest_port)   { 80 }
-  let(:container_ip) { '10.0.1.234' }
-  let(:pid)          { 'a-pid' }
-  let(:forward_conf) { {guest: guest_port, host: host_port, host_ip: host_ip} }
-  let(:networks)     { [[:other_config, {}], [:forwarded_port, forward_conf]] }
-
-  subject { described_class.new(app, env) }
-
-  before do
-    machine.stub_chain(:config, :vm, :networks).and_return(networks)
-    machine.stub(provider: provider, data_dir: data_dir)
-
-    subject.stub(exec: true)
-    subject.stub(spawn: pid)
-  end
-
-  after { FileUtils.rm_rf data_dir.to_s }
-
-  it 'forwards ports using redir' do
-    subject.stub(system: true)
-    subject.call(env)
-    expect(subject).to have_received(:spawn).with(
-      "sudo redir --laddr=#{host_ip} --lport=#{host_port} --caddr=#{container_ip} --cport=#{guest_port} 2>/dev/null"
-    )
-  end
-
-  it 'skips --laddr parameter if host_ip is nil' do
-    forward_conf.delete(:host_ip)
-    subject.stub(system: true)
-    subject.call(env)
-    expect(subject).to have_received(:spawn).with(
-      "sudo redir --lport=#{host_port} --caddr=#{container_ip} --cport=#{guest_port} 2>/dev/null"
-    )
-  end
-
-  it 'skips --laddr parameter if host_ip is a blank string' do
-    forward_conf[:host_ip] = ' '
-    subject.stub(system: true)
-    subject.call(env)
-    expect(subject).to have_received(:spawn).with(
-      "sudo redir --lport=#{host_port} --caddr=#{container_ip} --cport=#{guest_port} 2>/dev/null"
-    )
-  end
-
-  it "stores redir pids on machine's data dir" do
-    subject.stub(system: true)
-    subject.call(env)
-    pid_file = data_dir.join('pids', "redir_#{host_port}.pid").read
-    expect(pid_file).to eq(pid)
-  end
-
-  it 'allows disabling a previously forwarded port' do
-    forward_conf[:disabled] = true
-    subject.stub(system: true)
-    subject.call(env)
-    expect(subject).not_to have_received(:spawn)
-  end
-
-  it 'raises RedirNotInstalled error if `redir` is not installed' do
-    subject.stub(system: false)
-    expect { subject.call(env) }.to raise_error(Vagrant::LXC::Errors::RedirNotInstalled)
-  end
-end