diff --git a/src/generator/config/subexport.cpp b/src/generator/config/subexport.cpp
index dbeff7fac..29700a69f 100644
--- a/src/generator/config/subexport.cpp
+++ b/src/generator/config/subexport.cpp
@@ -443,7 +443,9 @@ void proxyToClash(std::vector<Proxy> &nodes, YAML::Node &yamlnode, const ProxyGr
             continue;
         }
 
-        if(udp)
+        // UDP is not supported yet in clash using snell
+        // sees in https://dreamacro.github.io/clash/configuration/outbound.html#snell
+        if(udp && x.Type != ProxyType::Snell)
             singleproxy["udp"] = true;
         if(block)
             singleproxy.SetStyle(YAML::EmitterStyle::Block);