diff --git a/docs/configuration/shared/listen.md b/docs/configuration/shared/listen.md
index d4a0e58e..86a52bf7 100644
--- a/docs/configuration/shared/listen.md
+++ b/docs/configuration/shared/listen.md
@@ -66,7 +66,7 @@ See [Protocol Sniff](/configuration/route/sniff/) for details.
 
 Override the connection destination address with the sniffed domain.
 
-If the domain name is invalid (like tor), this will not work.
+If the domain name is invalid (like Tor dialing without using bridge), connection expectations may be broken.
 
 #### sniff_timeout
 
diff --git a/docs/configuration/shared/listen.zh.md b/docs/configuration/shared/listen.zh.md
index b25ce295..69a93a2a 100644
--- a/docs/configuration/shared/listen.zh.md
+++ b/docs/configuration/shared/listen.zh.md
@@ -67,7 +67,7 @@
 
 用探测出的域名覆盖连接目标地址。
 
-如果域名无效（如 Tor），将不生效。
+如果域名无效（如 Tor 拨号时未使用网桥），可能无法达到成功连接的预期。
 
 #### sniff_timeout