diff --git a/lib/html.php b/lib/html.php
index cb795a38..01080278 100644
--- a/lib/html.php
+++ b/lib/html.php
@@ -10,7 +10,7 @@ function displayBridgeCard($bridgeName, $formats, $isActive = true){
// If we have a defined array of compatibles formats : show only helperbuttons for thoses formats.
// If we dont have any defined array of compatibles formats : show helperbuttons for every availables formats.
$compatiblesFormats = array();
- if (defined($bridgeClass::FORMATS)&&(count($bridgeClass::FORMATS) > 0)){
+ if (!empty($bridgeClass::FORMATS)){
$bridgeFormats = $bridgeClass::FORMATS;
//check if format exists
foreach($bridgeFormats as $name){