diff --git a/packages/grafana-ui/src/components/Combobox/getComboboxStyles.ts b/packages/grafana-ui/src/components/Combobox/getComboboxStyles.ts
index a986fb67639..c6926de6537 100644
--- a/packages/grafana-ui/src/components/Combobox/getComboboxStyles.ts
+++ b/packages/grafana-ui/src/components/Combobox/getComboboxStyles.ts
@@ -19,6 +19,7 @@ export const getComboboxStyles = (theme: GrafanaTheme2) => {
       boxShadow: theme.shadows.z3,
       zIndex: theme.zIndex.dropdown,
       position: 'relative',
+      borderRadius: theme.shape.radius.default,
     }),
     menuUlContainer: css({
       label: 'grafana-select-menu-ul-container',