diff --git a/src/OpenSearch/Namespaces/SqlNamespace.php b/src/OpenSearch/Namespaces/SqlNamespace.php
index bc7a5a27..8265001a 100644
--- a/src/OpenSearch/Namespaces/SqlNamespace.php
+++ b/src/OpenSearch/Namespaces/SqlNamespace.php
@@ -170,4 +170,12 @@ public function settings(array $params = [])
 
         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.
+     */
+    public function closeCursor(array $params = [])
+    {
+        return $this->close($params);
+    }
 }
diff --git a/util/ClientEndpoint.php b/util/ClientEndpoint.php
index 1acec505..2e3a9f54 100644
--- a/util/ClientEndpoint.php
+++ b/util/ClientEndpoint.php
@@ -50,7 +50,7 @@ public function renderClass(): string
         $useNamespace = '';
 
         // The following namespaces do not have OpenSearch API specifications
-        $patchnamespaces = ['async_search', 'searchable_snapshots', 'ssl', 'sql', 'data_frame_transform_deprecated', 'monitoring'];
+        $patchnamespaces = ['async_search', 'searchable_snapshots', 'ssl', 'data_frame_transform_deprecated', 'monitoring'];
         $this->namespace = array_unique(array_merge($this->namespace, $patchnamespaces));
         sort($this->namespace);
 
diff --git a/util/EndpointProxies/sql/closeCursorProxy.php b/util/EndpointProxies/sql/closeCursorProxy.php
new file mode 100644
index 00000000..c0e7f0b1
--- /dev/null
+++ b/util/EndpointProxies/sql/closeCursorProxy.php
@@ -0,0 +1,13 @@
+<?php
+
+return <<<'EOD'
+
+    /**
+     * Proxy function to closeCursor() to prevent BC break. 
+     * This API will be removed in a future version. Use 'close' API instead.
+     */
+    public function closeCursor(array $params = [])
+    {
+        return $this->close($params);
+    }
+EOD;