diff --git a/network/paloalto/ssh/custom/cli.pm b/network/paloalto/ssh/custom/cli.pm
index 76a6f52b8..bf3cdd5f2 100644
--- a/network/paloalto/ssh/custom/cli.pm
+++ b/network/paloalto/ssh/custom/cli.pm
@@ -38,7 +38,7 @@ sub new {
         $options{output}->add_option_msg(short_msg => "Class Custom: Need to specify 'options' argument.");
         $options{output}->option_exit();
     }
-    
+
     if (!defined($options{noptions})) {
         $options{options}->add_options(arguments => {                      
             'hostname:s'        => { name => 'hostname' },
@@ -106,7 +106,7 @@ sub get_hostname {
 ##############
 sub execute_command {
     my ($self, %options) = @_;
-    
+
     $self->{ssh_commands} = 
         "set cli op-command-xml-output on\n" .
         $options{command} . "\n";
diff --git a/network/paloalto/ssh/mode/environment.pm b/network/paloalto/ssh/mode/environment.pm
index b26043d5f..0ad8ebb28 100644
--- a/network/paloalto/ssh/mode/environment.pm
+++ b/network/paloalto/ssh/mode/environment.pm
@@ -27,13 +27,13 @@ use warnings;
 
 sub set_system {
     my ($self, %options) = @_;
-    
+
     $self->{regexp_threshold_overload_check_section_option} = 
         '^(?:psu|temperature|voltage)$';
     $self->{regexp_threshold_numeric_check_section_option} = '^(?:temperature|voltage)$';
-    
+
     $self->{cb_hook2} = 'ssh_execute';
-    
+
     $self->{thresholds} = {
         default => [
             ['false', 'OK'],
@@ -49,7 +49,7 @@ sub set_system {
 
 sub ssh_execute {
     my ($self, %options) = @_;
-    
+
     ($self->{results}, $self->{exit_code}) = $options{custom}->execute_command(
         command => 'show system environmentals',
     );
@@ -59,7 +59,7 @@ sub new {
     my ($class, %options) = @_;
     my $self = $class->SUPER::new(package => __PACKAGE__, %options, no_absent => 1, force_new_perfdata => 1);
     bless $self, $class;
-    
+
     $options{options}->add_options(arguments => {
     });
 
diff --git a/network/paloalto/ssh/mode/ha.pm b/network/paloalto/ssh/mode/ha.pm
index cf84a4457..a21a83ff3 100644
--- a/network/paloalto/ssh/mode/ha.pm
+++ b/network/paloalto/ssh/mode/ha.pm
@@ -140,7 +140,7 @@ sub new {
     my ($class, %options) = @_;
     my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1, force_new_perfdata => 1);
     bless $self, $class;
-    
+
     $options{options}->add_options(arguments => {
         'unknown-member-status:s'  => { name => 'unknown_member_status', default => '' },
         'warning-member-status:s'  => { name => 'warning_member_status', default => '' },
@@ -159,7 +159,7 @@ sub new {
 sub check_options {
     my ($self, %options) = @_;
     $self->SUPER::check_options(%options);
-    
+
     $self->change_macros(
         macros => [
             'unknown_sync_status', 'warning_sync_status', 'critical_sync_status',
diff --git a/network/paloalto/ssh/mode/interfaces.pm b/network/paloalto/ssh/mode/interfaces.pm
index 34b654603..5507b4515 100644
--- a/network/paloalto/ssh/mode/interfaces.pm
+++ b/network/paloalto/ssh/mode/interfaces.pm
@@ -79,7 +79,7 @@ sub new {
     my ($class, %options) = @_;
     my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
     bless $self, $class;
-    
+
     $options{options}->add_options(arguments => {
         'filter-name:s'       => { name => 'filter_name' },
         'unknown-status:s'    => { name => 'unknown_status', default => '' },
@@ -93,7 +93,7 @@ sub new {
 sub check_options {
     my ($self, %options) = @_;
     $self->SUPER::check_options(%options);
-    
+
     $self->change_macros(
         macros => [
             'unknown_status', 'warning_status', 'critical_status'
diff --git a/network/paloalto/ssh/mode/system.pm b/network/paloalto/ssh/mode/system.pm
index ce68cc8cb..094325ca5 100644
--- a/network/paloalto/ssh/mode/system.pm
+++ b/network/paloalto/ssh/mode/system.pm
@@ -30,14 +30,14 @@ use centreon::plugins::misc;
 
 sub custom_status_output {
     my ($self, %options) = @_;
-    
+
     my $msg = 'system operational mode: ' . $self->{result_values}->{oper_mode};
     return $msg;
 }
 
 sub custom_av_output {
     my ($self, %options) = @_;
-    
+
     return sprintf(
         "antivirus version '%s', last update %s",
         $self->{result_values}->{av_version_absolute},
@@ -47,7 +47,7 @@ sub custom_av_output {
 
 sub custom_threat_output {
     my ($self, %options) = @_;
-    
+
     return sprintf(
         "threat version '%s', last update %s",
         $self->{result_values}->{threat_version_absolute},
@@ -57,11 +57,11 @@ sub custom_threat_output {
 
 sub set_counters {
     my ($self, %options) = @_;
-    
+
     $self->{maps_counters_type} = [
         { name => 'system', type => 0, message_separator => ' - ' }
     ];
-    
+
     $self->{maps_counters}->{system} = [
         { label => 'status', threshold => 0, set => {
                 key_values => [ { name => 'oper_mode' } ],
@@ -94,7 +94,7 @@ sub new {
     my ($class, %options) = @_;
     my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
     bless $self, $class;
-    
+
     $options{options}->add_options(arguments => { 
         'warning-status:s'  => { name => 'warning_status', default => '' },
         'critical-status:s' => { name => 'critical_status', default => '%{oper_mode} !~ /normal/i' },
diff --git a/network/paloalto/ssh/mode/vpn.pm b/network/paloalto/ssh/mode/vpn.pm
index 3f1baf7ce..74750b9d2 100644
--- a/network/paloalto/ssh/mode/vpn.pm
+++ b/network/paloalto/ssh/mode/vpn.pm
@@ -79,7 +79,7 @@ sub new {
     my ($class, %options) = @_;
     my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
     bless $self, $class;
-    
+
     $options{options}->add_options(arguments => {
         'unknown-status:s'    => { name => 'unknown_status', default => '' },
         'warning-status:s'    => { name => 'warning_status', default => '' },
@@ -92,7 +92,7 @@ sub new {
 sub check_options {
     my ($self, %options) = @_;
     $self->SUPER::check_options(%options);
-    
+
     $self->change_macros(
         macros => [
             'unknown_status', 'warning_status', 'critical_status'