diff --git a/Serverless-for-Iran/serverless_for_Iran.jsonc b/Serverless-for-Iran/serverless_for_Iran.jsonc
index dfaf43f..018e6ac 100644
--- a/Serverless-for-Iran/serverless_for_Iran.jsonc
+++ b/Serverless-for-Iran/serverless_for_Iran.jsonc
@@ -1,7 +1,7 @@
 // Configs here can not contain "bypassing sanctions" contents (inappropriate on US GitHub)
 // Please join the official Xray Iranian group https://t.me/projectXhttp to get the whole working configs
 
-// Serverless for Iran v3
+// Serverless for Iran v4
 // Xray-core v25.2.21+
 
 // Bypass censorship using TCP/TLS fragment and UDP noises.
diff --git a/Serverless-for-Iran/serverless_with_mitm_for_Iran.jsonc b/Serverless-for-Iran/serverless_with_mitm_for_Iran.jsonc
index 8f18af3..43a61a8 100644
--- a/Serverless-for-Iran/serverless_with_mitm_for_Iran.jsonc
+++ b/Serverless-for-Iran/serverless_with_mitm_for_Iran.jsonc
@@ -1,7 +1,7 @@
 // Configs here can not contain "bypassing sanctions" contents (inappropriate on US GitHub)
 // Please join the official Xray Iranian group https://t.me/projectXhttp to get the whole working configs
 
-// Serverless with MitM-Domain-Fronting for Iran v3
+// Serverless with MitM-Domain-Fronting for Iran v4
 // Xray-core v25.2.21+
 
 // Requires a self-signed-certificate: You can create it using "./xray tls cert -ca -file=mycert" command.
@@ -126,8 +126,8 @@
       "streamSettings": {      
         "security": "tls",
         "tlsSettings": {
-          "serverName": "www.bing.com",
-          "verifyPeerCertInNames": ["fromMitM", "www.bing.com"],
+          "serverName": "www.microsoft.com",
+          "verifyPeerCertInNames": ["fromMitM", "www.microsoft.com"],
           "alpn": ["fromMitM"],
           "fingerprint": "chrome"
         }