diff --git a/exampleSite/config/_default/params.toml b/exampleSite/config/_default/params.toml
index c8d63069df..61cd72c20e 100644
--- a/exampleSite/config/_default/params.toml
+++ b/exampleSite/config/_default/params.toml
@@ -189,6 +189,7 @@ alwaysopen = ""
 # Default: false
 # If set to true, a submenu in the sidebar will be displayed in a collapsible
 # tree view and a clickable expander is set in front of the entry.
+# This can be overridden in the page's frontmatter.
 collapsibleMenu = true
 
 # Shows checkmarks for visited pages of the main menu.
diff --git a/exampleSite/content/cont/frontmatter/_index.en.md b/exampleSite/content/cont/frontmatter/_index.en.md
index 8a7198731c..f8fbce88ce 100644
--- a/exampleSite/content/cont/frontmatter/_index.en.md
+++ b/exampleSite/content/cont/frontmatter/_index.en.md
@@ -102,6 +102,7 @@ alwaysopen = ""
 # Default: false
 # If set to true, a submenu in the sidebar will be displayed in a collapsible
 # tree view and a clickable expander is set in front of the entry.
+# If not set, the set value of your site's hugo.toml is used.
 collapsibleMenu = true
 
 #++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++