fix protocol
diff --git a/lib/rs/test/src/bin/kitchen_sink_server.rs b/lib/rs/test/src/bin/kitchen_sink_server.rs
index 1abd07c..f515a5d 100644
--- a/lib/rs/test/src/bin/kitchen_sink_server.rs
+++ b/lib/rs/test/src/bin/kitchen_sink_server.rs
@@ -93,7 +93,7 @@
     let (i_protocol_factory, o_protocol_factory): (
         Box<dyn TInputProtocolFactory>,
         Box<dyn TOutputProtocolFactory>,
-    ) = match &*protocol {
+    ) = match protocol {
         "binary" => (
             Box::new(TBinaryInputProtocolFactory::new()),
             Box::new(TBinaryOutputProtocolFactory::new()),