diff --git a/centreon-plugins/apps/voip/3cx/restapi/mode/system.pm b/centreon-plugins/apps/voip/3cx/restapi/mode/system.pm
index c0356bae6..d9d04ae6a 100644
--- a/centreon-plugins/apps/voip/3cx/restapi/mode/system.pm
+++ b/centreon-plugins/apps/voip/3cx/restapi/mode/system.pm
@@ -128,11 +128,11 @@ sub manage_selection {
     }
     $self->{service}->{HasNotRunningServices} = {
         display => 'HasNotRunningServices',
-        health => $self->{system}->{HasNotRunningServices} ? 'false' : 'true',
+        health => $system->{HasNotRunningServices} ? 'false' : 'true',
     };
     $self->{service}->{HasUnregisteredSystemExtensions} = {
         display => 'HasUnregisteredSystemExtensions', 
-        health => $self->{system}->{HasUnregisteredSystemExtensions} ? 'false' : 'true',
+        health => $system->{HasUnregisteredSystemExtensions} ? 'false' : 'true',
     };
     
     $self->{global} = {