diff --git a/docs/en/designers/language-custom-functions/language-function-html-checkboxes.xml b/docs/en/designers/language-custom-functions/language-function-html-checkboxes.xml
index 405673d5..a9c176e8 100644
--- a/docs/en/designers/language-custom-functions/language-function-html-checkboxes.xml
+++ b/docs/en/designers/language-custom-functions/language-function-html-checkboxes.xml
@@ -41,7 +41,7 @@
an array of output for checkbox buttons
- selected/checked
+ selected
string/array
No
empty