diff --git a/src/Elasticsearch/Endpoints/Ingest/Pipeline/Put.php b/src/Elasticsearch/Endpoints/Ingest/Pipeline/Put.php
index e6a198901..e8a27455c 100644
--- a/src/Elasticsearch/Endpoints/Ingest/Pipeline/Put.php
+++ b/src/Elasticsearch/Endpoints/Ingest/Pipeline/Put.php
@@ -18,7 +18,7 @@
  */
 class Put extends AbstractEndpoint
 {
-    public function setBody(string $body): Put
+    public function setBody($body): Put
     {
         if (isset($body) !== true) {
             return $this;