diff --git a/pandora_server/lib/PandoraFMS/PluginTools.pm b/pandora_server/lib/PandoraFMS/PluginTools.pm
index 5e3aa5ea5f..f914b09916 100644
--- a/pandora_server/lib/PandoraFMS/PluginTools.pm
+++ b/pandora_server/lib/PandoraFMS/PluginTools.pm
@@ -2366,7 +2366,7 @@ sub snmp_data_switcher {
 	}
 
 	if ($data{type} eq "generic_data"){
-		($data{data} = $pure_data) =~ s/\D*//g;
+		($data{data} = $pure_data) =~ s/[^-\d]//gr;
 	}
 
 	return \%data;