diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index ae62e75c3..6829637e2 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -9,7 +9,7 @@ For a detailed view of what has changed, refer to the {url-repo}/commits/main[co
 
 Enhancements::
 
-* place footnotes directly below last block of content if `footnotes_margin_top` theme key is 0 (#2291)
+* place footnotes directly below last block of content if `footnotes-margin-top` theme key is 0 (#2291)
 * allow page / column break to be forced using `always` option (e.g., `[%always]`) (#2300)
 * insert column break instead of page break in multi-column layout if `column` role is specified on page break macro (#2293)
 * use relative font size for big and small roles (#2307)
diff --git a/docs/modules/ROOT/pages/whats-new.adoc b/docs/modules/ROOT/pages/whats-new.adoc
index 556ef4a8d..e4c08d0e6 100644
--- a/docs/modules/ROOT/pages/whats-new.adoc
+++ b/docs/modules/ROOT/pages/whats-new.adoc
@@ -18,7 +18,7 @@ For a complete list of changes, see the {url-project-repo}/blob/main/CHANGELOG.a
 
 == Enhancements
 
-* Place footnotes below last block of content, offset by the specified amount, when the `footnotes_margin_top` theme key is a fixed value (e.g. 0).
+* Place footnotes below last block of content, offset by the specified amount, when the `footnotes-margin-top` theme key is a fixed value (e.g. 0).
 * Insert column break instead of page break in multi-column layout if `column` role is specified on the page break macro.
 * Allow page or column break to be forced using `always` option (e.g., `[%always]`).
 * Use a relative font size for big and small roles in the built-in themes.