diff --git a/doc/common/apidoc/index.json b/doc/common/apidoc/index.json
index e663e806e..3e21d25d2 100644
--- a/doc/common/apidoc/index.json
+++ b/doc/common/apidoc/index.json
@@ -5614,7 +5614,8 @@
                             "name": "indicator",
                             "parameters": [],
                             "returnType": "VNode<RendererNode, RendererElement, Object>[]",
-                            "description": "Custom indicator template."
+                            "description": "Custom indicator template.",
+                            "deprecated": "since v3.27.0. Use 'dropdownicon or loadingicon' slots."
                         },
                         {
                             "name": "dropdownicon",
@@ -12243,7 +12244,8 @@
                             "name": "indicator",
                             "parameters": [],
                             "returnType": "VNode<RendererNode, RendererElement, Object>[]",
-                            "description": "Custom indicator template."
+                            "description": "Custom indicator template.",
+                            "deprecated": "since v3.27.0. Use 'dropdownicon or loadingicon' slots."
                         },
                         {
                             "name": "header",