diff --git a/docker/red-ui/docker-entrypoint.sh b/docker/red-ui/docker-entrypoint.sh
index 5a409c446..260f4d97e 100755
--- a/docker/red-ui/docker-entrypoint.sh
+++ b/docker/red-ui/docker-entrypoint.sh
@@ -46,9 +46,9 @@ echo '{
           "BASE_TRANSLATIONS_DIRECTORY":"'"$BASE_TRANSLATIONS_DIRECTORY"'",
           "THEME":"'"$THEME"'",
           "ANNOTATIONS_THRESHOLD":"'"$ANNOTATIONS_THRESHOLD"'"
-          "AVAILABLE_NOTIFICATIONS_DAYS":"'"AVAILABLE_NOTIFICATIONS_DAYS"'"
-          "AVAILABLE_OLD_NOTIFICATIONS_MINUTES":"'"AVAILABLE_OLD_NOTIFICATIONS_MINUTES"'"
-          "NOTIFICATIONS_THRESHOLD":"'"NOTIFICATIONS_THRESHOLD"'"
+          "AVAILABLE_NOTIFICATIONS_DAYS":"'"$AVAILABLE_NOTIFICATIONS_DAYS"'"
+          "AVAILABLE_OLD_NOTIFICATIONS_MINUTES":"'"$AVAILABLE_OLD_NOTIFICATIONS_MINUTES"'"
+          "NOTIFICATIONS_THRESHOLD":"'"$NOTIFICATIONS_THRESHOLD"'"
        }' > /usr/share/nginx/html/ui/assets/config/config.json
 
 echo 'Env variables: '