diff --git a/doc/common/apidoc/index.json b/doc/common/apidoc/index.json
index 5b5ef9bc1..abd92289c 100644
--- a/doc/common/apidoc/index.json
+++ b/doc/common/apidoc/index.json
@@ -10673,7 +10673,7 @@
                                 {
                                     "name": "scope",
                                     "optional": false,
-                                    "type": "{\n  \t <b>sorted</b>: boolean, // Current sort state.\n  \t <b>sortOrder</b>: boolean, // Current sort order state.\n  }",
+                                    "type": "{\n  \t <b>sorted</b>: boolean, // Current sort state.\n  \t <b>sortOrder</b>: number, // Current sort order state.\n  }",
                                     "description": "sort icon slot's params."
                                 }
                             ],