diff --git a/apps/showcase/doc/common/apidoc/index.json b/apps/showcase/doc/common/apidoc/index.json
index 0316233b3..8ccd28d42 100644
--- a/apps/showcase/doc/common/apidoc/index.json
+++ b/apps/showcase/doc/common/apidoc/index.json
@@ -8476,6 +8476,18 @@
                             ],
                             "returnType": "VNode<RendererNode, RendererElement, Object>[]",
                             "description": "Custom option group icon template."
+                        },
+                        {
+                            "name": "header",
+                            "parameters": [],
+                            "returnType": "VNode<RendererNode, RendererElement, Object>[]",
+                            "description": "Custom header template."
+                        },
+                        {
+                            "name": "footer",
+                            "parameters": [],
+                            "returnType": "VNode<RendererNode, RendererElement, Object>[]",
+                            "description": "Custom footer template."
                         }
                     ]
                 },