diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91135eb4e..b3bf65273 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Removed
 ### Fixed
 ### Updated APIs
+- Updated opensearch-php APIs to reflect [opensearch-api-specification@597ed8d](https://github.com/opensearch-project/opensearch-api-specification/commit/597ed8d73c0b72743ed90fd9694ad9ba511d5be7)
 - Updated opensearch-php APIs to reflect [opensearch-api-specification@ecf3921](https://github.com/opensearch-project/opensearch-api-specification/commit/ecf39215e18d9edeba1d048b2ba22a172844ae6c)
 ### Security
 ### Dependencies
diff --git a/src/OpenSearch/Namespaces/SqlNamespace.php b/src/OpenSearch/Namespaces/SqlNamespace.php
index 8265001a7..72a004121 100644
--- a/src/OpenSearch/Namespaces/SqlNamespace.php
+++ b/src/OpenSearch/Namespaces/SqlNamespace.php
@@ -169,13 +169,27 @@ public function settings(array $params = [])
         $endpoint->setBody($body);
 
         return $this->performRequest($endpoint);
-    }
-    /**
+    }    /**
      * Proxy function to closeCursor() to prevent BC break.
      * This API will be removed in a future version. Use 'close' API instead.
+     * Note that the SQL close API takes the cursor in the body.
+     *
+     * $params['cursor'] = (string) The cursor given by the server
+     *
+     * @param array{'cursor': string} $params Associative array of parameters
+     * @return array
      */
-    public function closeCursor(array $params = [])
+    public function closeCursor(array $params): array
     {
-        return $this->close($params);
+        $endpointBuilder = $this->endpoints;
+
+        /** @var AbstractEndpoint $endpoint */
+        $endpoint = $endpointBuilder('Sql\Close');
+        $endpoint->setBody(array_filter([
+            'cursor' => $this->extractArgument($params, 'cursor'),
+        ]));
+        $endpoint->setParams($params);
+
+        return $this->performRequest($endpoint);
     }
 }
diff --git a/util/EndpointProxies/sql/closeCursorProxy.php b/util/EndpointProxies/sql/closeCursorProxy.php
index c0e7f0b1d..fa770c5c5 100644
--- a/util/EndpointProxies/sql/closeCursorProxy.php
+++ b/util/EndpointProxies/sql/closeCursorProxy.php
@@ -1,13 +1,27 @@
 <?php
 
 return <<<'EOD'
-
     /**
-     * Proxy function to closeCursor() to prevent BC break. 
+     * Proxy function to closeCursor() to prevent BC break.
      * This API will be removed in a future version. Use 'close' API instead.
+     * Note that the SQL close API takes the cursor in the body.
+     *
+     * $params['cursor'] = (string) The cursor given by the server
+     *
+     * @param array{'cursor': string} $params Associative array of parameters
+     * @return array
      */
-    public function closeCursor(array $params = [])
+    public function closeCursor(array $params): array
     {
-        return $this->close($params);
+        $endpointBuilder = $this->endpoints;
+
+        /** @var AbstractEndpoint $endpoint */
+        $endpoint = $endpointBuilder('Sql\Close');
+        $endpoint->setBody(array_filter([
+            'cursor' => $this->extractArgument($params, 'cursor'),
+        ]));
+        $endpoint->setParams($params);
+
+        return $this->performRequest($endpoint);
     }
 EOD;