diff --git a/doc/common/apidoc/index.json b/doc/common/apidoc/index.json
index 67b31776b..f63bc2385 100644
--- a/doc/common/apidoc/index.json
+++ b/doc/common/apidoc/index.json
@@ -8608,6 +8608,14 @@
                             "default": "",
                             "description": "Used to pass attributes to the body's DOM element."
                         },
+                        {
+                            "name": "caption",
+                            "optional": true,
+                            "readonly": false,
+                            "type": "CardPassThroughOptionType",
+                            "default": "",
+                            "description": "Used to pass attributes to the caption's DOM element."
+                        },
                         {
                             "name": "title",
                             "optional": true,