diff --git a/src/Paginator.php b/src/Paginator.php
index a9f73910..ac8f2827 100644
--- a/src/Paginator.php
+++ b/src/Paginator.php
@@ -266,7 +266,7 @@ public function total(): int
             throw new DomainException('not support total');
         }
 
-        return $this->total;
+        return (int) $this->total;
     }
 
     /**