diff --git a/src/components/ha-combo-box.ts b/src/components/ha-combo-box.ts
index a23ef9ee2e..3b98083608 100644
--- a/src/components/ha-combo-box.ts
+++ b/src/components/ha-combo-box.ts
@@ -290,6 +290,7 @@ export class HaComboBox extends LitElement {
       }
       vaadin-combo-box-light {
         position: relative;
+        --vaadin-combo-box-overlay-max-height: calc(45vh);
       }
       ha-textfield {
         width: 100%;