diff --git a/network/f5/bigip/mode/poolstatus.pm b/network/f5/bigip/mode/poolstatus.pm
index 7740de461..4c0787f54 100644
--- a/network/f5/bigip/mode/poolstatus.pm
+++ b/network/f5/bigip/mode/poolstatus.pm
@@ -24,6 +24,7 @@ use base qw(centreon::plugins::mode);
 
 use strict;
 use warnings;
+use centreon::plugins::values;
 
 my $thresholds = {
     pool => [