diff --git a/lib/vagrant-lxc/action/clear_forwarded_ports.rb b/lib/vagrant-lxc/action/clear_forwarded_ports.rb
index e8cf7c1..64b4105 100644
--- a/lib/vagrant-lxc/action/clear_forwarded_ports.rb
+++ b/lib/vagrant-lxc/action/clear_forwarded_ports.rb
@@ -35,9 +35,8 @@ module Vagrant
 
         def redir_pids
           @redir_pids = Dir[@env[:machine].data_dir.join('pids').to_s + "/redir_*.pid"].map do |file|
-	     port_number = file.split(/[^\d]/).join
-	     privileged_port = true if Integer(port_number) > 1024
-	     a = [ File.read(file).strip.chomp , privileged_port ]
+            port_number = File.basename(file).split(/[^\d]/).join
+            [ File.read(file).strip.chomp , Integer(port_number) <= 1024 ]
           end
         end
 
diff --git a/spec/unit/action/clear_forwarded_ports_spec.rb b/spec/unit/action/clear_forwarded_ports_spec.rb
index 182ac3c..7f98e23 100644
--- a/spec/unit/action/clear_forwarded_ports_spec.rb
+++ b/spec/unit/action/clear_forwarded_ports_spec.rb
@@ -29,7 +29,7 @@ describe Vagrant::LXC::Action::ClearForwardedPorts do
 
   context 'with a valid redir pid' do
     it 'kills known processes' do
-      expect(subject).to have_received(:system).with("sudo pkill -TERM -P #{pid}")
+      expect(subject).to have_received(:system).with("pkill -TERM -P #{pid}")
     end
   end
 
@@ -37,7 +37,7 @@ describe Vagrant::LXC::Action::ClearForwardedPorts do
     let(:pid_cmd) { 'sudo ls' }
 
     it 'does not kill the process' do
-      expect(subject).not_to have_received(:system).with("sudo pkill -TERM -P #{pid}")
+      expect(subject).not_to have_received(:system).with("pkill -TERM -P #{pid}")
     end
   end
 end