diff --git a/package.json b/package.json
index c17fc36..e3bca98 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,7 @@
     "vue-router": "3.0.7",
     "vuedraggable": "2.23.0",
     "vuetify": "^1.5.16",
+    "dayjs": "^1.8.16",
     "vuex": "^3.1.1",
     "vuex-persistedstate": "^2.5.4",
     "xlsx": "0.14.4",