diff --git a/src/libslic3r/AppConfig.cpp b/src/libslic3r/AppConfig.cpp
index c41d10e09c..c2c16142ca 100644
--- a/src/libslic3r/AppConfig.cpp
+++ b/src/libslic3r/AppConfig.cpp
@@ -39,19 +39,19 @@ namespace Slic3r {
 
 static const std::string VERSION_CHECK_URL_STABLE = "https://api.github.com/repos/Snapmaker/OrcaSlicer/releases/latest";
 static const std::string VERSION_CHECK_URL = "https://api.github.com/repos/Snapmaker/OrcaSlicer/releases";
-static const std::string PROFILE_UPDATE_URL = "/upgrade/packages/profile/preset_config.json";
-static const std::string FLUTTER_UPDATE_URL = "/upgrade/packages/flutter/flutter_config.json";
+static const std::string PROFILE_UPDATE_URL = "/upgrade/profile/";
+static const std::string FLUTTER_UPDATE_URL = "/upgrade/flutter/";
 static const std::string MODELS_STR = "models";
 
-#define APP_UPDATE_URL_BASE_CN "https://public.resource.snapmaker.com"
-#define APP_UPDATE_URL_BASE_EN "https://public.resource.snapmaker.com"
+#define APP_UPDATE_URL_BASE_CN "https://meta-cfg.snapmaker.cn"
+#define APP_UPDATE_URL_BASE_EN "https://meta-cfg.snapmaker.com"
 
 #if defined(_WIN32)
-static const std::string APP_UPDATE_URL = std::string("/upgrade/packages/orca/win/manifest.json");
+static const std::string APP_UPDATE_URL = std::string("/upgrade/orca/win/");
 #elif defined(__APPLE__)
-static const std::string APP_UPDATE_URL = std::string("/upgrade/packages/orca/mac/manifest.json");
+static const std::string APP_UPDATE_URL = std::string("/upgrade/orca/mac/");
 #elif defined(__linux__)
-static const std::string APP_UPDATE_URL = std::string("/upgrade/packages/orca/linux/manifest.json");
+static const std::string APP_UPDATE_URL = std::string("/upgrade/orca/linux/");
 #else
 static const std::string APP_UPDATE_URL = "";
 #endif
@@ -1441,10 +1441,11 @@ std::string AppConfig::config_path()
 std::string AppConfig::get_preset_upgrade_url() 
 {
     std::string localLanguage = get("language");
-    std::string url           = APP_UPDATE_URL_BASE_EN + PROFILE_UPDATE_URL + std::string("/?language=") + localLanguage;
+    //("/upgrade/orca/win/");
+    std::string url         = APP_UPDATE_URL_BASE_EN + PROFILE_UPDATE_URL + std::string("version.json");
     auto        countryArea = get_country_code();
     if (countryArea == std::string("CN"))
-        url = APP_UPDATE_URL_BASE_CN + PROFILE_UPDATE_URL + std::string("/?language=") + localLanguage;
+        url = APP_UPDATE_URL_BASE_CN + PROFILE_UPDATE_URL + std::string("version.json");
 
     return url;
 }
@@ -1452,10 +1453,10 @@ std::string AppConfig::get_preset_upgrade_url()
 std::string AppConfig::get_web_resource_upgrade_url()
 {
     std::string localLanguage = get("language");
-    std::string url           = APP_UPDATE_URL_BASE_EN + FLUTTER_UPDATE_URL + std::string("/?language=") + localLanguage;
+    std::string url           = APP_UPDATE_URL_BASE_EN + FLUTTER_UPDATE_URL + std::string("version.json");
     auto        countryArea = get_country_code();
     if (countryArea == std::string("CN"))
-        url = APP_UPDATE_URL_BASE_CN + FLUTTER_UPDATE_URL + std::string("/?language=") + localLanguage;
+        url = APP_UPDATE_URL_BASE_CN + FLUTTER_UPDATE_URL  + std::string("version.json");
 
     return url;
 }
@@ -1464,10 +1465,10 @@ std::string AppConfig::get_version_upgrade_url(bool stable_only /* = false*/)
 { 
     //get local area and get the resource from diff server
     std::string localLanguage = get("language");
-    std::string url           = APP_UPDATE_URL_BASE_EN + APP_UPDATE_URL + std::string("/?language=") + localLanguage;
+    std::string url           = APP_UPDATE_URL_BASE_EN + APP_UPDATE_URL + localLanguage + std::string("/version.json");
     auto countryArea = get_country_code();
     if (countryArea == std::string("CN"))
-        url = APP_UPDATE_URL_BASE_CN + APP_UPDATE_URL + std::string("/?language=") + localLanguage;  
+        url = APP_UPDATE_URL_BASE_CN + APP_UPDATE_URL + localLanguage + std::string("/version.json");
 
     return url; 
 }