diff --git a/src/panels/config/helpers/forms/ha-input_datetime-form.ts b/src/panels/config/helpers/forms/ha-input_datetime-form.ts
index 8f9f89c084..b160edb12f 100644
--- a/src/panels/config/helpers/forms/ha-input_datetime-form.ts
+++ b/src/panels/config/helpers/forms/ha-input_datetime-form.ts
@@ -2,13 +2,13 @@ import "@polymer/paper-input/paper-input";
 import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../../../../common/dom/fire_event";
+import "../../../../components/ha-formfield";
 import "../../../../components/ha-icon-picker";
+import "../../../../components/ha-radio";
+import type { HaRadio } from "../../../../components/ha-radio";
 import { InputDateTime } from "../../../../data/input_datetime";
 import { haStyle } from "../../../../resources/styles";
 import { HomeAssistant } from "../../../../types";
-import "../../../../components/ha-formfield";
-import "../../../../components/ha-radio";
-import type { HaRadio } from "../../../../components/ha-radio";
 
 @customElement("ha-input_datetime-form")
 class HaInputDateTimeForm extends LitElement {
@@ -35,6 +35,8 @@ class HaInputDateTimeForm extends LitElement {
           : item.has_time
           ? "time"
           : "date";
+      this._item.has_date =
+        !item.has_date && !item.has_time ? true : item.has_date;
     } else {
       this._name = "";
       this._icon = "";