diff --git a/src/DynamoDbQueryBuilder.php b/src/DynamoDbQueryBuilder.php
index 54e584b..be4009e 100644
--- a/src/DynamoDbQueryBuilder.php
+++ b/src/DynamoDbQueryBuilder.php
@@ -451,7 +451,7 @@ public function chunk($chunkSize, callable $callback)
      */
     public function find($id, array $columns = [])
     {
-        if ($this->isMultipleIds($id)) {
+        if (is_array($id) && $this->isMultipleIds($id)) {
             return $this->findMany($id, $columns);
         }