diff --git a/src/apps/protocols/dns/lib/dns.pm b/src/apps/protocols/dns/lib/dns.pm
index d527e5756..18b0af82a 100644
--- a/src/apps/protocols/dns/lib/dns.pm
+++ b/src/apps/protocols/dns/lib/dns.pm
@@ -77,11 +77,20 @@ sub connect {
     my %dns_options = ();
 
     if (defined($self->{option_results}->{nameservers})) {
-        $dns_options{nameservers} = [@{$self->{option_results}->{nameservers}}];
+        foreach my $ns (@{$self->{option_results}->{nameservers}}) {
+            my @entries = split(/,/, $ns);
+            foreach my $name (@entries) {
+                next if ($name eq '');
+                $dns_options{nameservers} = [] if (!defined($dns_options{nameservers}));
+                push @{$dns_options{nameservers}}, $name;
+            }
+        }
     }
+
     if (defined($self->{option_results}->{searchlist})) {
         $dns_options{searchlist} = [@{$self->{option_results}->{searchlist}}];
     }
+
     foreach my $option (@{$self->{option_results}->{dns_options}}) {
         next if ($option !~ /^(.+?)=(.+)$/);
         $dns_options{$1} = $2;
diff --git a/src/apps/protocols/dns/mode/request.pm b/src/apps/protocols/dns/mode/request.pm
index 92f375a63..858f31061 100644
--- a/src/apps/protocols/dns/mode/request.pm
+++ b/src/apps/protocols/dns/mode/request.pm
@@ -163,7 +163,7 @@ perl centreon_plugins.pl --plugin=apps::protocols::dns::plugin --mode=request --
 
 =item B<--nameservers>
 
-Set nameserver to query (can be multiple).
+Set nameserver to query (can use option multiple times or separated values by coma).
 The system configuration is used by default.
 
 =item B<--searchlist>