diff --git a/hook.php b/hook.php
index 66dd3725..54d99277 100644
--- a/hook.php
+++ b/hook.php
@@ -295,7 +295,13 @@ function plugin_carbon_hook_pre_purge_assettype(CommonDBTM $item)
     ]);
 }
 
-function plugin_carbon_MassiveActions($itemtype)
+/**
+ * Massive actions enumeration hook
+ *
+ * @param class-string $itemtype
+ * @return array
+ */
+function plugin_carbon_MassiveActions($itemtype): array
 {
     switch ($itemtype) {
         case GlpiComputer::class:
diff --git a/src/SearchOptions.php b/src/SearchOptions.php
index 06df8939..77a66819 100644
--- a/src/SearchOptions.php
+++ b/src/SearchOptions.php
@@ -130,6 +130,11 @@ public static function getCoreSearchOptions(string $itemtype): array
     {
         $sopt = [];
 
+        $sopt[] = [
+            'id'        => 'carbon',
+            'name'      =>  __('Environmental impact', 'carbon'),
+        ];
+
         if ($itemtype === GlpiLocation::class) {
             $sopt[] = [
                 'id'           => SearchOptions::LOCATION_BOAVIZTA_ZONE,