diff --git a/rules/singbox/Wifi_Call_US.json b/rules/singbox/Wifi_Call_US.json
index 595dd8b..c174379 100644
--- a/rules/singbox/Wifi_Call_US.json
+++ b/rules/singbox/Wifi_Call_US.json
@@ -1,5 +1,5 @@
 {
-  "version": 1,
+  "version": 2,
   "rules": [
     {
       "domain": [