diff --git a/packages/pastebar-app-ui/.env.sample b/packages/pastebar-app-ui/.env.sample
index b79e1a25..b5d20f32 100644
--- a/packages/pastebar-app-ui/.env.sample
+++ b/packages/pastebar-app-ui/.env.sample
@@ -2,4 +2,5 @@ VITE_ENABLE_REACT_QUERY_DEVTOOLS=
 VITE_DISABLE_SAVE_TRANSLATIONS=
 VITE_DISABLE_LANGUAGE_FALLBACK=
 VITE_ENABLE_DEV_AUTO_UPDATER=
+VITE_CONTACT_SERVER_URL=https://contact.pastebar.app
 PASTEBAR_APP_PATH=../..