diff --git a/library/think/db/Query.php b/library/think/db/Query.php
index 71646d7b..9df03d49 100644
--- a/library/think/db/Query.php
+++ b/library/think/db/Query.php
@@ -1352,7 +1352,7 @@ class Query
                 }
                 if (!empty($options['with'])) {
                     // 预载入
-                    $resultSet = $result->eagerlyResultSet($resultSet, $options['with'], is_class($resultSet) ? get_class($resultSet) : '');
+                    $resultSet = $result->eagerlyResultSet($resultSet, $options['with'], is_object($resultSet) ? get_class($resultSet) : '');
                 }
             }
         } elseif (!empty($options['fail'])) {