diff --git a/docs/api/alert.md b/docs/api/alert.md
index 66cfe9e147b..3aa37fd64d2 100644
--- a/docs/api/alert.md
+++ b/docs/api/alert.md
@@ -142,6 +142,9 @@ interface AlertInput {
   name?: string;
   placeholder?: string;
   value?: any;
+  /**
+   * The label text to display next to the input, if the input type is `radio` or `checkbox`.
+   */
   label?: string;
   checked?: boolean;
   disabled?: boolean;
diff --git a/versioned_docs/version-v6/api/alert.md b/versioned_docs/version-v6/api/alert.md
index a90625feb27..19b8bd7177a 100644
--- a/versioned_docs/version-v6/api/alert.md
+++ b/versioned_docs/version-v6/api/alert.md
@@ -192,6 +192,9 @@ interface AlertInput {
   name?: string;
   placeholder?: string;
   value?: any;
+  /**
+   * The label text to display next to the input, if the input type is `radio` or `checkbox`.
+   */
   label?: string;
   checked?: boolean;
   disabled?: boolean;