diff --git a/sql/nacos-config-init.sql b/sql/nacos-config-init.sql
index c253df8..e02a2f1 100644
--- a/sql/nacos-config-init.sql
+++ b/sql/nacos-config-init.sql
@@ -139,7 +139,7 @@ spring:
       scg:
         fallback:
           mode: response
-          response-body: '{"code":500,"message":"服务不可用，请稍后再试"}'
+          response-body: ''{"code":500,"message":"服务不可用，请稍后再试"}''
 
 gateway:
   ignore: