diff --git a/client/src/App.tsx b/client/src/App.tsx
index accedf8..3e5de94 100644
--- a/client/src/App.tsx
+++ b/client/src/App.tsx
@@ -15,6 +15,8 @@
  * License along with this program.  If not, see
  * <https://www.gnu.org/licenses/>.
  */
+import './dayjsInitializer';
+
 import { ThemeProvider } from '@mui/material/styles';
 import { useEffect, useState } from 'react';
 import { Navigate, Route, Routes } from 'react-router-dom';
