diff --git a/docs/en/README.md b/docs/en/README.md
index 5d0c427..10aa752 100644
--- a/docs/en/README.md
+++ b/docs/en/README.md
@@ -201,6 +201,7 @@ dns {
   }
   routing {
     request {
+      qtype(https) -> reject
       fallback: alidns
     }
     response {
diff --git a/docs/en/configuration/dns.md b/docs/en/configuration/dns.md
index 4393312..da0573d 100644
--- a/docs/en/configuration/dns.md
+++ b/docs/en/configuration/dns.md
@@ -121,7 +121,8 @@ dns {
             # DNS request type
             qtype(a, aaaa) -> alidns
             qtype(cname) -> googledns
-
+            # disable ECH to avoid affecting traffic split
+            qtype(https) -> reject
             # If no match, fallback to this upstream.
             fallback: asis
         }
diff --git a/docs/zh/README.md b/docs/zh/README.md
index df268a8..db14ecb 100644
--- a/docs/zh/README.md
+++ b/docs/zh/README.md
@@ -195,6 +195,7 @@ dns {
   }
   routing {
     request {
+      qtype(https) -> reject
       fallback: alidns
     }
     response {
diff --git a/docs/zh/configuration/dns.md b/docs/zh/configuration/dns.md
index c48c74c..f5f0baa 100644
--- a/docs/zh/configuration/dns.md
+++ b/docs/zh/configuration/dns.md
@@ -120,7 +120,8 @@ dns {
             # DNS 查询类型
             qtype(a, aaaa) -> alidns
             qtype(cname) -> googledns
-
+            # 禁用 ECH 避免影响分流
+            qtype(https) -> reject
             # fallback 意为 default。
             # 如果上面的都不匹配，使用这个 upstream。
             fallback: asis