diff --git a/configure.sh b/configure.sh
index d4f34fb..1184929 100644
--- a/configure.sh
+++ b/configure.sh
@@ -21,7 +21,7 @@ cat << EOF > /usr/local/etc/v2ray/config.json
             "settings": {
                 "clients": [
                     {
-                        "id": $UUID,
+                        "id": "$UUID",
                         "alterId": 64
                     }
                 ],