diff --git a/src/panels/calendar/dialog-calendar-event-editor.ts b/src/panels/calendar/dialog-calendar-event-editor.ts
index 7c06cac92c..e5925b1243 100644
--- a/src/panels/calendar/dialog-calendar-event-editor.ts
+++ b/src/panels/calendar/dialog-calendar-event-editor.ts
@@ -144,9 +144,9 @@ class DialogCalendarEventEditor extends LitElement {
         escapeKeyAction
         .heading=${createCloseHeading(
           this.hass,
-          isCreate
-            ? this.hass.localize("ui.components.calendar.event.add")
-            : this._summary
+          this.hass.localize(
+            `ui.components.calendar.event.${isCreate ? "add" : "edit"}`
+          )
         )}
       >
         <div class="content">
diff --git a/src/panels/todo/dialog-todo-item-editor.ts b/src/panels/todo/dialog-todo-item-editor.ts
index c81b9e4dbe..cd26ad35fc 100644
--- a/src/panels/todo/dialog-todo-item-editor.ts
+++ b/src/panels/todo/dialog-todo-item-editor.ts
@@ -101,9 +101,9 @@ class DialogTodoItemEditor extends LitElement {
         scrimClickAction
         .heading=${createCloseHeading(
           this.hass,
-          isCreate
-            ? this.hass.localize("ui.components.todo.item.add")
-            : this._summary
+          this.hass.localize(
+            `ui.components.todo.item.${isCreate ? "add" : "edit"}`
+          )
         )}
       >
         <div class="content">