diff --git a/ui/src/components/calendar/SVGRect.vue b/ui/src/components/calendar/SVGRect.vue
index ccadc0a..81a600e 100644
--- a/ui/src/components/calendar/SVGRect.vue
+++ b/ui/src/components/calendar/SVGRect.vue
@@ -1,6 +1,5 @@
 <template>
   <foreignObject
-    ref="foreign_object"
     :x="Math.round(store.calendar_aspect_ratio * rectangle.left)"
     :y="rectangle.top"
     :width="Math.round(store.calendar_aspect_ratio * rectangle.width)"