diff --git a/config/config.yaml b/config/config.yaml
index 19257d3..ce46895 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -1,5 +1,5 @@
 mixed-port: 7897
-allow-lan: true
+allow-lan: false
 bind-address: "*"
 mode: rule
 log-level: info
diff --git a/src/cpp_filter/main.cpp b/src/cpp_filter/main.cpp
index 51a554c..55284ad 100644
--- a/src/cpp_filter/main.cpp
+++ b/src/cpp_filter/main.cpp
@@ -49,7 +49,7 @@ int main() {
 #endif
     auto yml_dir = get_executable_dir() + "/../yml";
     auto origin_yaml_path = yml_dir + "/origin.yaml";
-    if (true) {
+    if (false) {
         std::string token = "9e314637568476bc4cfbd0a8d9799d0f";
         write_file_content(origin_yaml_path, fetch_config_yml(token));
     }
diff --git a/yml/base_ruler.yaml b/yml/base_ruler.yaml
index 36f7a0b..5177364 100644
--- a/yml/base_ruler.yaml
+++ b/yml/base_ruler.yaml
@@ -1,5 +1,5 @@
 mixed-port: 7897
-allow-lan: true
+allow-lan: false
 bind-address: '*'
 mode: rule
 log-level: info