diff --git a/app/Ninja/Repositories/InvoiceRepository.php b/app/Ninja/Repositories/InvoiceRepository.php
index 8c6f89ac835c..e9571d13dd65 100644
--- a/app/Ninja/Repositories/InvoiceRepository.php
+++ b/app/Ninja/Repositories/InvoiceRepository.php
@@ -1194,7 +1194,7 @@ class InvoiceRepository extends BaseRepository
         }
 
         if (! count($dates)) {
-            return [];
+            return collect();
         }
 
         $sql = implode(' OR ', $dates);