diff --git a/frontend/matrix-middle-service-web/src/components/DateTimeSelector.vue b/frontend/matrix-middle-service-web/src/components/DateTimeSelector.vue
index cd8434a..c8cc449 100644
--- a/frontend/matrix-middle-service-web/src/components/DateTimeSelector.vue
+++ b/frontend/matrix-middle-service-web/src/components/DateTimeSelector.vue
@@ -115,7 +115,6 @@ const model = computed(() => {
         return date.value;
     }
 })
-const datePicker = ref()
 const show = ref(false)
 const scrollArea = reactive({
     thumbStyle: {