diff --git a/packages/themes/zoll/src/mapz.ts b/packages/themes/zoll/src/mapz.ts
index 9cfdb53854..59afeb707b 100644
--- a/packages/themes/zoll/src/mapz.ts
+++ b/packages/themes/zoll/src/mapz.ts
@@ -1762,7 +1762,7 @@ export const MAPZ = KoliBri.createTheme('mapz', {
 	.list.horizontal > li:not(:first-child) {
 		border-left: 0.1em dotted white;
 	}
-	.vertical li.has-children.selected {
+	.vertical li.active {
 		border-right: 0.375em solid var(--kolibri-color-accent);
 	}
 	.entry {
diff --git a/packages/themes/zoll/src/zoll-v2.ts b/packages/themes/zoll/src/zoll-v2.ts
index c1ffb20275..9439aa1c07 100644
--- a/packages/themes/zoll/src/zoll-v2.ts
+++ b/packages/themes/zoll/src/zoll-v2.ts
@@ -1561,6 +1561,9 @@ export const ZOLLv2 = KoliBri.createTheme('zoll-v2', {
 		.expanded > div > .expand-button kol-icon::part(icon)::before {
 			content: '\\eab4';
 		}
+		.vertical li.active {
+			border-right: 0.375em solid var(--color-akzent);
+		}
 	`,
 	'KOL-TABS': css`
 		:host > div {