diff --git a/lib/org/openpsa/expenses/handler/hours/admin.php b/lib/org/openpsa/expenses/handler/hours/admin.php
index 6c1186139..e8384f38a 100644
--- a/lib/org/openpsa/expenses/handler/hours/admin.php
+++ b/lib/org/openpsa/expenses/handler/hours/admin.php
@@ -141,9 +141,10 @@ private function parse_input(ParameterBag $input, string $action) : int|bool
         if ($action == 'invoiceable') {
             return $input->getBoolean('value');
         }
-        if ($selection = $input->get('selection')) {
+        if ($selection = $input->all('selection')) {
             return (int) array_pop($selection);
         }
+
         return 0;
     }
 }
diff --git a/test/org/openpsa/expenses/handler/hours/adminTest.php b/test/org/openpsa/expenses/handler/hours/adminTest.php
index 1757ec49e..f5dcd93ab 100644
--- a/test/org/openpsa/expenses/handler/hours/adminTest.php
+++ b/test/org/openpsa/expenses/handler/hours/adminTest.php
@@ -105,4 +105,22 @@ public function testHandler_hours_create_invoice()
 
         midcom::get()->auth->drop_sudo();
     }
+
+    public function testHandler_hours_batch()
+    {
+        midcom::get()->auth->request_sudo('org.openpsa.expenses');
+
+        $data = $this->run_handler('org.openpsa.expenses', ['hours', 'task', 'batch']);
+        $this->assertEquals('hours_task_action', $data['handler_id']);
+
+        $invoice = $this->create_object(\org_openpsa_invoices_invoice_dba::class);
+        $_POST = [
+            'action' => 'invoice',
+            'entries' => [self::$_report->id],
+            'selection' => [$invoice->id]
+        ];
+        $this->run_handler('org.openpsa.expenses', ['hours', 'task', 'batch']);
+
+        midcom::get()->auth->drop_sudo();
+    }
 }